2021839810

素因数分解:

$2^1\times 5^1\times {\mathrm{829}}^1\times {\mathrm{243889}}^1$

素因数の和:244725

約数の個数: 16

約数和(自身を含む): 3643716600

約数和(自身を除く): 1621876790

約数列:

[1, 2, 5, 10, 829, 1658, 4145, 8290, 243889, 487778, 1219445, 2438890, 202183981, 404367962, 1010919905, 2021839810]

約数ペア:

[(1, 2021839810), (2, 1010919905), (5, 404367962), (10, 202183981), (829, 2438890), (1658, 1219445), (4145, 487778), (8290, 243889)]