2021668145

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2511389}}^1$

素因数の和:2511424

約数の個数: 16

約数和(自身を含む): 2893121280

約数和(自身を除く): 871453135

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 2511389, 12556945, 17579723, 57761947, 87898615, 288809735, 404333629, 2021668145]

約数ペア:

[(1, 2021668145), (5, 404333629), (7, 288809735), (23, 87898615), (35, 57761947), (115, 17579723), (161, 12556945), (805, 2511389)]