21591394

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{57731}}^1$

素因数の和:57761

約数の個数: 16

約数和(自身を含む): 37410336

約数和(自身を除く): 15818942

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 57731, 115462, 635041, 981427, 1270082, 1962854, 10795697, 21591394]

約数ペア:

[(1, 21591394), (2, 10795697), (11, 1962854), (17, 1270082), (22, 981427), (34, 635041), (187, 115462), (374, 57731)]