212876710

素因数分解:

$2^1\times 5^1\times {\mathrm{991}}^1\times {\mathrm{21481}}^1$

素因数の和:22479

約数の個数: 16

約数和(自身を含む): 383582592

約数和(自身を除く): 170705882

約数列:

[1, 2, 5, 10, 991, 1982, 4955, 9910, 21481, 42962, 107405, 214810, 21287671, 42575342, 106438355, 212876710]

約数ペア:

[(1, 212876710), (2, 106438355), (5, 42575342), (10, 21287671), (991, 214810), (1982, 107405), (4955, 42962), (9910, 21481)]