2021058875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{63907}}^1$

素因数の和:63956

約数の個数: 32

約数和(自身を含む): 2871258624

約数和(自身を除く): 850199749

約数列:

[1, 5, 11, 23, 25, 55, 115, 125, 253, 275, 575, 1265, 1375, 2875, 6325, 31625, 63907, 319535, 702977, 1469861, 1597675, 3514885, 7349305, 7988375, 16168471, 17574425, 36746525, 80842355, 87872125, 183732625, 404211775, 2021058875]

約数ペア:

[(1, 2021058875), (5, 404211775), (11, 183732625), (23, 87872125), (25, 80842355), (55, 36746525), (115, 17574425), (125, 16168471), (253, 7988375), (275, 7349305), (575, 3514885), (1265, 1597675), (1375, 1469861), (2875, 702977), (6325, 319535), (31625, 63907)]