Q: What is the sum of all factors of the number 23,121 excluding 23,121?
A: 15,151
The factors of the number 23,121 are: 1, 3, 7, 9, 21, 63, 367, 1101, 2569, 3303, 7707, 23121.
If you add them up, you will get the total of 23,136. Now subtract 23,121 to get 15,151