Q: What is the sum of all factors of the number 21,020,129 excluding 21,020,129?
A: 1,791,583
The factors of the number 21,020,129 are: 1, 13, 131, 1703, 12343, 160459, 1616933, 21020129.
If you add them up, you will get the total of 21,020,130. Now subtract 21,020,129 to get 1,791,583