Factors :
Numbers which are multiplied to get a number are called its factors.
in simple words, factors are those number which can divide a given number completely.
e.g 2*3=6
it means 2 and 3 are factors of 6 as 2 and 3 required to get 6
factors of 12.
1*12=12
2*6=12
3*4=12 it means 2,3,4,6 are the factors of 12