21330022

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{491}}^1$

素因数の和:636

約数の個数: 32

約数和(自身を含む): 38257920

約数和(自身を除く): 16927898

約数列:

[1, 2, 7, 14, 29, 58, 107, 203, 214, 406, 491, 749, 982, 1498, 3103, 3437, 6206, 6874, 14239, 21721, 28478, 43442, 52537, 99673, 105074, 199346, 367759, 735518, 1523573, 3047146, 10665011, 21330022]

約数ペア:

[(1, 21330022), (2, 10665011), (7, 3047146), (14, 1523573), (29, 735518), (58, 367759), (107, 199346), (203, 105074), (214, 99673), (406, 52537), (491, 43442), (749, 28478), (982, 21721), (1498, 14239), (3103, 6874), (3437, 6206)]