Q: What is the sum of all factors of the number 4,212 excluding 4,212?
A: 7,646
The factors of the number 4,212 are: 1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 324, 351, 468, 702, 1053, 1404, 2106, 4212.
If you add them up, you will get the total of 4,219. Now subtract 4,212 to get 7,646