21000638922

素因数分解:

$2^1\times 3^1\times {\mathrm{69539}}^1\times {\mathrm{50333}}^1$

素因数の和:119877

約数の個数: 16

約数和(自身を含む): 42002716320

約数和(自身を除く): 21002077398

約数列:

[1, 2, 3, 6, 50333, 69539, 100666, 139078, 150999, 208617, 301998, 417234, 3500106487, 7000212974, 10500319461, 21000638922]

約数ペア:

[(1, 21000638922), (2, 10500319461), (3, 7000212974), (6, 3500106487), (50333, 417234), (69539, 301998), (100666, 208617), (139078, 150999)]