2021878419

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{181}}^1\times {\mathrm{30773}}^1$

素因数の和:30979

約数の個数: 24

約数和(自身を含む): 2979661776

約数和(自身を除く): 957783357

約数列:

[1, 3, 11, 33, 121, 181, 363, 543, 1991, 5973, 21901, 30773, 65703, 92319, 338503, 1015509, 3723533, 5569913, 11170599, 16709739, 61269043, 183807129, 673959473, 2021878419]

約数ペア:

[(1, 2021878419), (3, 673959473), (11, 183807129), (33, 61269043), (121, 16709739), (181, 11170599), (363, 5569913), (543, 3723533), (1991, 1015509), (5973, 338503), (21901, 92319), (30773, 65703)]