212
1012
-8
If you add together all the factors of the number six, you will get an answer of 12:1+2+3+6=12
-38
-10 and 2 -12 and 4 -20 and 12
-7
497
The factors of 36 are 1, 2, 3, 4, 6, 9, 12, 18, 36 No two of them add up to 23.
Factors multiply, like 4 and 6 or 3 and 8 or 2 and 12.
Well, 18 and 3 (both factors of 36) add up to 21. As well, the factors 12 and 9 add up to 21.
4 and 12