2021235220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2464921}}^1$

素因数の和:2464971

約数の個数: 24

約数和(自身を含む): 4348122408

約数和(自身を除く): 2326887188

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 2464921, 4929842, 9859684, 12324605, 24649210, 49298420, 101061761, 202123522, 404247044, 505308805, 1010617610, 2021235220]

約数ペア:

[(1, 2021235220), (2, 1010617610), (4, 505308805), (5, 404247044), (10, 202123522), (20, 101061761), (41, 49298420), (82, 24649210), (164, 12324605), (205, 9859684), (410, 4929842), (820, 2464921)]