21882490161

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{577}}^1\times {\mathrm{48809}}^1$

素因数の和:49433

約数の個数: 32

約数和(自身を含む): 34306010880

約数和(自身を除く): 12423520719

約数列:

[1, 3, 7, 21, 37, 111, 259, 577, 777, 1731, 4039, 12117, 21349, 48809, 64047, 146427, 149443, 341663, 448329, 1024989, 1805933, 5417799, 12641531, 28162793, 37924593, 84488379, 197139551, 591418653, 1042023341, 3126070023, 7294163387, 21882490161]

約数ペア:

[(1, 21882490161), (3, 7294163387), (7, 3126070023), (21, 1042023341), (37, 591418653), (111, 197139551), (259, 84488379), (577, 37924593), (777, 28162793), (1731, 12641531), (4039, 5417799), (12117, 1805933), (21349, 1024989), (48809, 448329), (64047, 341663), (146427, 149443)]