2021098460

素因数分解:

$2^2\times 5^1\times {\mathrm{997}}^1\times {\mathrm{101359}}^1$

素因数の和:102365

約数の個数: 24

約数和(自身を含む): 4248605760

約数和(自身を除く): 2227507300

約数列:

[1, 2, 4, 5, 10, 20, 997, 1994, 3988, 4985, 9970, 19940, 101359, 202718, 405436, 506795, 1013590, 2027180, 101054923, 202109846, 404219692, 505274615, 1010549230, 2021098460]

約数ペア:

[(1, 2021098460), (2, 1010549230), (4, 505274615), (5, 404219692), (10, 202109846), (20, 101054923), (997, 2027180), (1994, 1013590), (3988, 506795), (4985, 405436), (9970, 202718), (19940, 101359)]