2021096870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{947}}^1\times {\mathrm{16417}}^1$

素因数の和:17384

約数の個数: 32

約数和(自身を含む): 3922194528

約数和(自身を除く): 1901097658

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 947, 1894, 4735, 9470, 12311, 16417, 24622, 32834, 61555, 82085, 123110, 164170, 213421, 426842, 1067105, 2134210, 15546899, 31093798, 77734495, 155468990, 202109687, 404219374, 1010548435, 2021096870]

約数ペア:

[(1, 2021096870), (2, 1010548435), (5, 404219374), (10, 202109687), (13, 155468990), (26, 77734495), (65, 31093798), (130, 15546899), (947, 2134210), (1894, 1067105), (4735, 426842), (9470, 213421), (12311, 164170), (16417, 123110), (24622, 82085), (32834, 61555)]