Q: What is the sum of all factors of the number 10,899 excluding 10,899?
A: 7,197
The factors of the number 10,899 are: 1, 3, 7, 9, 21, 63, 173, 519, 1211, 1557, 3633, 10899.
If you add them up, you will get the total of 10,906. Now subtract 10,899 to get 7,197