Q: What is the sum of all factors of the number 21,018,673 excluding 21,018,673?
A: 1,616,835
The factors of the number 21,018,673 are: 1, 13, 1616821, 21018673.
If you add them up, you will get the total of 21,018,674. Now subtract 21,018,673 to get 1,616,835