21658512

素因数分解:

$2^4\times 3^1\times {\mathrm{107}}^1\times {\mathrm{4217}}^1$

素因数の和:4335

約数の個数: 40

約数和(自身を含む): 56487456

約数和(自身を除く): 34828944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 107, 214, 321, 428, 642, 856, 1284, 1712, 2568, 4217, 5136, 8434, 12651, 16868, 25302, 33736, 50604, 67472, 101208, 202416, 451219, 902438, 1353657, 1804876, 2707314, 3609752, 5414628, 7219504, 10829256, 21658512]

約数ペア:

[(1, 21658512), (2, 10829256), (3, 7219504), (4, 5414628), (6, 3609752), (8, 2707314), (12, 1804876), (16, 1353657), (24, 902438), (48, 451219), (107, 202416), (214, 101208), (321, 67472), (428, 50604), (642, 33736), (856, 25302), (1284, 16868), (1712, 12651), (2568, 8434), (4217, 5136)]