2021125001

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{457}}^1\times {\mathrm{2099}}^1$

素因数の和:2613

約数の個数: 24

約数和(自身を含む): 2412194400

約数和(自身を除く): 391069399

約数列:

[1, 7, 43, 49, 301, 457, 2099, 2107, 3199, 14693, 19651, 22393, 90257, 102851, 137557, 631799, 959243, 962899, 4422593, 6714701, 41247449, 47002907, 288732143, 2021125001]

約数ペア:

[(1, 2021125001), (7, 288732143), (43, 47002907), (49, 41247449), (301, 6714701), (457, 4422593), (2099, 962899), (2107, 959243), (3199, 631799), (14693, 137557), (19651, 102851), (22393, 90257)]