21062468

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{25939}}^1$

素因数の和:25979

約数の個数: 24

約数和(自身を含む): 43579200

約数和(自身を除く): 22516732

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 25939, 51878, 103756, 181573, 363146, 726292, 752231, 1504462, 3008924, 5265617, 10531234, 21062468]

約数ペア:

[(1, 21062468), (2, 10531234), (4, 5265617), (7, 3008924), (14, 1504462), (28, 752231), (29, 726292), (58, 363146), (116, 181573), (203, 103756), (406, 51878), (812, 25939)]