21000352

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{13963}}^1$

素因数の和:14020

約数の個数: 24

約数和(自身を含む): 42227136

約数和(自身を除く): 21226784

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 188, 376, 752, 1504, 13963, 27926, 55852, 111704, 223408, 446816, 656261, 1312522, 2625044, 5250088, 10500176, 21000352]

約数ペア:

[(1, 21000352), (2, 10500176), (4, 5250088), (8, 2625044), (16, 1312522), (32, 656261), (47, 446816), (94, 223408), (188, 111704), (376, 55852), (752, 27926), (1504, 13963)]