2021096889

素因数分解:

$3^2\times 7^1\times {\mathrm{757}}^1\times {\mathrm{42379}}^1$

素因数の和:43149

約数の個数: 24

約数和(自身を含む): 3340900160

約数和(自身を除く): 1319803271

約数列:

[1, 3, 7, 9, 21, 63, 757, 2271, 5299, 6813, 15897, 42379, 47691, 127137, 296653, 381411, 889959, 2669877, 32080903, 96242709, 224566321, 288728127, 673698963, 2021096889]

約数ペア:

[(1, 2021096889), (3, 673698963), (7, 288728127), (9, 224566321), (21, 96242709), (63, 32080903), (757, 2669877), (2271, 889959), (5299, 381411), (6813, 296653), (15897, 127137), (42379, 47691)]