Q: What is the sum of all factors of the number 21,126 excluding 21,126?
A: 27,258
The factors of the number 21,126 are: 1, 2, 3, 6, 7, 14, 21, 42, 503, 1006, 1509, 3018, 3521, 7042, 10563, 21126.
If you add them up, you will get the total of 21,153. Now subtract 21,126 to get 27,258