56 has eight factors: 1, 2, 4, 7, 8, 14, 28, 56.
56 has two prime factors: 2 and 7.
They are: 14 and 4
There are only two common factors for 56 and 21. They are 1 and 7.
Two and seven.
56 = 2^3*7 so the only odd factors (apart of 1) is 7.
7 and 8
Factors are 23 and 7. Prime Factros:2 and 7
Yes. It has 8 factors: 1, 2, 4, 7, 8, 14, 28 and 56.
2 and 56.
It has more than two factors.
The factors of 56 are 1, 2, 4, 7, 8, 14, 28, 56. For them to be common, they need to be compared to another set of factors.
The factors of 56 are: 1, 2, 4, 7, 8, and 56. The prime factors are 2 and 7. Not sure what is being asked as far as the difference in the factors since there are more than two. If you only use two numbers to get 56 they would have to be 7 and 8. The difference then being 1.