21753348478

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{37635551}}^1$

素因数の和:37635587

約数の個数: 12

約数和(自身を含む): 34662343392

約数和(自身を除く): 12908994914

約数列:

[1, 2, 17, 34, 289, 578, 37635551, 75271102, 639804367, 1279608734, 10876674239, 21753348478]

約数ペア:

[(1, 21753348478), (2, 10876674239), (17, 1279608734), (34, 639804367), (289, 75271102), (578, 37635551)]