21426886

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{3041}}^1$

素因数の和:3327

約数の個数: 16

約数和(自身を含む): 34751808

約数和(自身を除く): 13324922

約数列:

[1, 2, 13, 26, 271, 542, 3041, 3523, 6082, 7046, 39533, 79066, 824111, 1648222, 10713443, 21426886]

約数ペア:

[(1, 21426886), (2, 10713443), (13, 1648222), (26, 824111), (271, 79066), (542, 39533), (3041, 7046), (3523, 6082)]