21201684

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{252401}}^1$

素因数の和:252415

約数の個数: 24

約数和(自身を含む): 56538048

約数和(自身を除く): 35336364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 252401, 504802, 757203, 1009604, 1514406, 1766807, 3028812, 3533614, 5300421, 7067228, 10600842, 21201684]

約数ペア:

[(1, 21201684), (2, 10600842), (3, 7067228), (4, 5300421), (6, 3533614), (7, 3028812), (12, 1766807), (14, 1514406), (21, 1009604), (28, 757203), (42, 504802), (84, 252401)]