Q: What is the sum of all factors of the number 21,154 excluding 21,154?
A: 15,134
The factors of the number 21,154 are: 1, 2, 7, 14, 1511, 3022, 10577, 21154.
If you add them up, you will get the total of 21,169. Now subtract 21,154 to get 15,134