2021197310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1670411}}^1$

素因数の和:1670440

約数の個数: 24

約数和(自身を含む): 3998966328

約数和(自身を除く): 1977769018

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 1670411, 3340822, 8352055, 16704110, 18374521, 36749042, 91872605, 183745210, 202119731, 404239462, 1010598655, 2021197310]

約数ペア:

[(1, 2021197310), (2, 1010598655), (5, 404239462), (10, 202119731), (11, 183745210), (22, 91872605), (55, 36749042), (110, 18374521), (121, 16704110), (242, 8352055), (605, 3340822), (1210, 1670411)]