Q: What is the sum of all factors of the number 21,042,385 excluding 21,042,385?
A: 10,407,215
The factors of the number 21,042,385 are: 1, 5, 7, 13, 35, 65, 91, 103, 449, 455, 515, 721, 1339, 2245, 3143, 3605, 5837, 6695, 9373, 15715, 29185, 40859, 46247, 46865, 204295, 231235, 323729, 601211, 1618645, 3006055, 4208477, 21042385.
If you add them up, you will get the total of 21,042,395. Now subtract 21,042,385 to get 10,407,215