28026978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{667309}}^1$

素因数の和:667321

約数の個数: 16

約数和(自身を含む): 64061760

約数和(自身を除く): 36034782

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 667309, 1334618, 2001927, 4003854, 4671163, 9342326, 14013489, 28026978]

約数ペア:

[(1, 28026978), (2, 14013489), (3, 9342326), (6, 4671163), (7, 4003854), (14, 2001927), (21, 1334618), (42, 667309)]