2021164125

素因数分解:

$3^1\times 5^3\times {\mathrm{83}}^1\times {\mathrm{64937}}^1$

素因数の和:65038

約数の個数: 32

約数和(自身を含む): 3403790208

約数和(自身を除く): 1382626083

約数列:

[1, 3, 5, 15, 25, 75, 83, 125, 249, 375, 415, 1245, 2075, 6225, 10375, 31125, 64937, 194811, 324685, 974055, 1623425, 4870275, 5389771, 8117125, 16169313, 24351375, 26948855, 80846565, 134744275, 404232825, 673721375, 2021164125]

約数ペア:

[(1, 2021164125), (3, 673721375), (5, 404232825), (15, 134744275), (25, 80846565), (75, 26948855), (83, 24351375), (125, 16169313), (249, 8117125), (375, 5389771), (415, 4870275), (1245, 1623425), (2075, 974055), (6225, 324685), (10375, 194811), (31125, 64937)]