21683956359

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{163481}}^1$

素因数の和:163695

約数の個数: 32

約数和(自身を含む): 32957971200

約数和(自身を除く): 11274014841

約数列:

[1, 3, 13, 19, 39, 57, 179, 247, 537, 741, 2327, 3401, 6981, 10203, 44213, 132639, 163481, 490443, 2125253, 3106139, 6375759, 9318417, 29263099, 40379807, 87789297, 121139421, 380420287, 555998881, 1141260861, 1667996643, 7227985453, 21683956359]

約数ペア:

[(1, 21683956359), (3, 7227985453), (13, 1667996643), (19, 1141260861), (39, 555998881), (57, 380420287), (179, 121139421), (247, 87789297), (537, 40379807), (741, 29263099), (2327, 9318417), (3401, 6375759), (6981, 3106139), (10203, 2125253), (44213, 490443), (132639, 163481)]