Q: What is the sum of all factors of the number 21,483 excluding 21,483?
A: 18,453
The factors of the number 21,483 are: 1, 3, 7, 9, 11, 21, 31, 33, 63, 77, 93, 99, 217, 231, 279, 341, 651, 693, 1023, 1953, 2387, 3069, 7161, 21483.
If you add them up, you will get the total of 21,501. Now subtract 21,483 to get 18,453