2021687965

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{881}}^1\times {\mathrm{3793}}^1$

素因数の和:4701

約数の個数: 24

約数和(自身を含む): 2670353784

約数和(自身を除く): 648665819

約数列:

[1, 5, 11, 55, 121, 605, 881, 3793, 4405, 9691, 18965, 41723, 48455, 106601, 208615, 458953, 533005, 2294765, 3341633, 16708165, 36757963, 183789815, 404337593, 2021687965]

約数ペア:

[(1, 2021687965), (5, 404337593), (11, 183789815), (55, 36757963), (121, 16708165), (605, 3341633), (881, 2294765), (3793, 533005), (4405, 458953), (9691, 208615), (18965, 106601), (41723, 48455)]