Q: What is the sum of all factors of the number 211,419 excluding 211,419?
A: 121,641
The factors of the number 211,419 are: 1, 3, 9, 13, 39, 117, 139, 169, 417, 507, 1251, 1521, 1807, 5421, 16263, 23491, 70473, 211419.
If you add them up, you will get the total of 211,540. Now subtract 211,419 to get 121,641