21274700259

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1\times {\mathrm{556769}}^1$

素因数の和:557090

約数の個数: 16

約数和(自身を含む): 29076756480

約数和(自身を除く): 7802056221

約数列:

[1, 3, 47, 141, 271, 813, 12737, 38211, 556769, 1670307, 26168143, 78504429, 150884399, 452653197, 7091566753, 21274700259]

約数ペア:

[(1, 21274700259), (3, 7091566753), (47, 452653197), (141, 150884399), (271, 78504429), (813, 26168143), (12737, 1670307), (38211, 556769)]