21817814

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{5081}}^1$

素因数の和:5215

約数の個数: 16

約数和(自身を含む): 34760880

約数和(自身を除く): 12943066

約数列:

[1, 2, 19, 38, 113, 226, 2147, 4294, 5081, 10162, 96539, 193078, 574153, 1148306, 10908907, 21817814]

約数ペア:

[(1, 21817814), (2, 10908907), (19, 1148306), (38, 574153), (113, 193078), (226, 96539), (2147, 10162), (4294, 5081)]