17421313

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{3907}}^1$

素因数の和:3941

約数の個数: 16

約数和(自身を含む): 21884800

約数和(自身を除く): 4463487

約数列:

[1, 7, 13, 49, 91, 343, 637, 3907, 4459, 27349, 50791, 191443, 355537, 1340101, 2488759, 17421313]

約数ペア:

[(1, 17421313), (7, 2488759), (13, 1340101), (49, 355537), (91, 191443), (343, 50791), (637, 27349), (3907, 4459)]