What two number when multiplied equals 17921 (seventeen thousand nine hundred twenty one)?
From the aboves multiple we can see that 17921 is a multiple of 2 numbers.
The numbers are 1, 17921
These numbers are called the factors of 17921.
17921= 17921
A prime number is a number that is divisible only by 1 and itself (without a remainder).
17921 is a prime number because it has only two factors 1 and itself.
Lets learn factorization of other numbers.