21880474

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{3023}}^1$

素因数の和:3090

約数の個数: 32

約数和(自身を含む): 41803776

約数和(自身を除く): 19923302

約数列:

[1, 2, 7, 11, 14, 22, 47, 77, 94, 154, 329, 517, 658, 1034, 3023, 3619, 6046, 7238, 21161, 33253, 42322, 66506, 142081, 232771, 284162, 465542, 994567, 1562891, 1989134, 3125782, 10940237, 21880474]

約数ペア:

[(1, 21880474), (2, 10940237), (7, 3125782), (11, 1989134), (14, 1562891), (22, 994567), (47, 465542), (77, 284162), (94, 232771), (154, 142081), (329, 66506), (517, 42322), (658, 33253), (1034, 21161), (3023, 7238), (3619, 6046)]