factorize

• POS: Verb (transitive)
• HYPHEN: fac=tor=ize

CIDE DICTIONARY

factorize, v. t. 

•  To give warning to; -- said of a person in whose hands the effects of another are attached, the warning being to the effect that he shall not pay the money or deliver the property of the defendant in his hands to him, but appear and answer the suit of the plaintiff.  [1913 Webster]
•  to resolve (a complex expression, such as a polynomial) into factors.  [WordNet 1.5]

OXFORD DICTIONARY

factorize, v. (also -ise) Math.
1 tr. resolve into factors.
2 intr. be capable of resolution into factors.

Derivative

factorization n.