21685433

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{6869}}^1$

素因数の和:6928

約数の個数: 16

約数和(自身を含む): 27699840

約数和(自身を除く): 6014407

約数列:

[1, 7, 11, 41, 77, 287, 451, 3157, 6869, 48083, 75559, 281629, 528913, 1971403, 3097919, 21685433]

約数ペア:

[(1, 21685433), (7, 3097919), (11, 1971403), (41, 528913), (77, 281629), (287, 75559), (451, 48083), (3157, 6869)]