21708157089

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{14677591}}^1$

素因数の和:14677640

約数の個数: 16

約数和(自身を含む): 31703598720

約数和(自身を除く): 9995441631

約数列:

[1, 3, 17, 29, 51, 87, 493, 1479, 14677591, 44032773, 249519047, 425650139, 748557141, 1276950417, 7236052363, 21708157089]

約数ペア:

[(1, 21708157089), (3, 7236052363), (17, 1276950417), (29, 748557141), (51, 425650139), (87, 249519047), (493, 44032773), (1479, 14677591)]