2021488315

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{477329}}^1$

素因数の和:477363

約数の個数: 24

約数和(自身を含む): 3047274720

約数和(自身を除く): 1025786405

約数列:

[1, 5, 7, 11, 35, 55, 77, 121, 385, 605, 847, 4235, 477329, 2386645, 3341303, 5250619, 16706515, 26253095, 36754333, 57756809, 183771665, 288784045, 404297663, 2021488315]

約数ペア:

[(1, 2021488315), (5, 404297663), (7, 288784045), (11, 183771665), (35, 57756809), (55, 36754333), (77, 26253095), (121, 16706515), (385, 5250619), (605, 3341303), (847, 2386645), (4235, 477329)]