21429129

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{3067}}^1$

素因数の和:3224

約数の個数: 16

約数和(自身を含む): 30483648

約数和(自身を除く): 9054519

約数列:

[1, 3, 17, 51, 137, 411, 2329, 3067, 6987, 9201, 52139, 156417, 420179, 1260537, 7143043, 21429129]

約数ペア:

[(1, 21429129), (3, 7143043), (17, 1260537), (51, 420179), (137, 156417), (411, 52139), (2329, 9201), (3067, 6987)]