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1. (mathematics) the resolution of an expression into factors such that when multiplied together they give the original expression
   - factorization, factorisation [Brit]

1. (arithmetic) resolve into factors
   "a quantum computer can factor the number 15";
   - factor in, factor out
    
2. Be a contributing factor
   "make things factor into a company's profitability"
    
3. Consider as relevant when making a decision
   "You must factor in the recent developments";
   - factor in, factor out

Derived forms: factorings

Type of: add, bestow, bring, calculate, cipher, compute, consider, contribute, cypher, figure [N. Amer], impart, lend, reckon, resolution, resolving, study, work out

Encyclopedia: Factoring