Q: What is the sum of all factors of the number 53,439 excluding 53,439?
A: 19,521
The factors of the number 53,439 are: 1, 3, 47, 141, 379, 1137, 17813, 53439.
If you add them up, you will get the total of 53,458. Now subtract 53,439 to get 19,521