Q: What is the sum of all factors of the number 21,013,213 excluding 21,013,213?
A: 1,616,415
The factors of the number 21,013,213 are: 1, 13, 1616401, 21013213.
If you add them up, you will get the total of 21,013,214. Now subtract 21,013,213 to get 1,616,415