21203205644

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{1267831}}^1$

素因数の和:1267985

約数の個数: 24

約数和(自身を含む): 38445737568

約数和(自身を除く): 17242531924

約数列:

[1, 2, 4, 37, 74, 113, 148, 226, 452, 4181, 8362, 16724, 1267831, 2535662, 5071324, 46909747, 93819494, 143264903, 187638988, 286529806, 573059612, 5300801411, 10601602822, 21203205644]

約数ペア:

[(1, 21203205644), (2, 10601602822), (4, 5300801411), (37, 573059612), (74, 286529806), (113, 187638988), (148, 143264903), (226, 93819494), (452, 46909747), (4181, 5071324), (8362, 2535662), (16724, 1267831)]