21617638

素因数分解:

$2^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{14431}}^1$

素因数の和:14547

約数の個数: 16

約数和(自身を含む): 37407744

約数和(自身を除く): 15790106

約数列:

[1, 2, 7, 14, 107, 214, 749, 1498, 14431, 28862, 101017, 202034, 1544117, 3088234, 10808819, 21617638]

約数ペア:

[(1, 21617638), (2, 10808819), (7, 3088234), (14, 1544117), (107, 202034), (214, 101017), (749, 28862), (1498, 14431)]