56921571

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{22037}}^1$

素因数の和:22091

約数の個数: 24

約数和(自身を含む): 96261984

約数和(自身を除く): 39340413

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 22037, 66111, 154259, 198333, 462777, 903517, 1388331, 2710551, 6324619, 8131653, 18973857, 56921571]

約数ペア:

[(1, 56921571), (3, 18973857), (7, 8131653), (9, 6324619), (21, 2710551), (41, 1388331), (63, 903517), (123, 462777), (287, 198333), (369, 154259), (861, 66111), (2583, 22037)]