21590242

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1\times {\mathrm{337}}^1$

素因数の和:753

約数の個数: 16

約数和(自身を含む): 32902272

約数和(自身を除く): 11312030

約数列:

[1, 2, 103, 206, 311, 337, 622, 674, 32033, 34711, 64066, 69422, 104807, 209614, 10795121, 21590242]

約数ペア:

[(1, 21590242), (2, 10795121), (103, 209614), (206, 104807), (311, 69422), (337, 64066), (622, 34711), (674, 32033)]