21900437

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2417}}^1$

素因数の和:2488

約数の個数: 16

約数和(自身を含む): 25592112

約数和(自身を除く): 3691675

約数列:

[1, 13, 17, 41, 221, 533, 697, 2417, 9061, 31421, 41089, 99097, 534157, 1288261, 1684649, 21900437]

約数ペア:

[(1, 21900437), (13, 1684649), (17, 1288261), (41, 534157), (221, 99097), (533, 41089), (697, 31421), (2417, 9061)]