2021824675

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{327421}}^1$

素因数の和:327463

約数の個数: 24

約数和(自身を含む): 2842022960

約数和(自身を除く): 820198285

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 475, 1235, 6175, 327421, 1637105, 4256473, 6220999, 8185525, 21282365, 31104995, 80872987, 106411825, 155524975, 404364935, 2021824675]

約数ペア:

[(1, 2021824675), (5, 404364935), (13, 155524975), (19, 106411825), (25, 80872987), (65, 31104995), (95, 21282365), (247, 8185525), (325, 6220999), (475, 4256473), (1235, 1637105), (6175, 327421)]