21796615526

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{25522969}}^1$

素因数の和:25523039

約数の個数: 16

約数和(自身を含む): 37978179360

約数和(自身を除く): 16181563834

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 25522969, 51045938, 178660783, 357321566, 1556901109, 3113802218, 10898307763, 21796615526]

約数ペア:

[(1, 21796615526), (2, 10898307763), (7, 3113802218), (14, 1556901109), (61, 357321566), (122, 178660783), (427, 51045938), (854, 25522969)]