20841828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{248117}}^1$

素因数の和:248131

約数の個数: 24

約数和(自身を含む): 55578432

約数和(自身を除く): 34736604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 248117, 496234, 744351, 992468, 1488702, 1736819, 2977404, 3473638, 5210457, 6947276, 10420914, 20841828]

約数ペア:

[(1, 20841828), (2, 10420914), (3, 6947276), (4, 5210457), (6, 3473638), (7, 2977404), (12, 1736819), (14, 1488702), (21, 992468), (28, 744351), (42, 496234), (84, 248117)]