21742754

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{26711}}^1$

素因数の和:26761

約数の個数: 16

約数和(自身を含む): 36542016

約数和(自身を除く): 14799262

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 26711, 53422, 293821, 587642, 988307, 1976614, 10871377, 21742754]

約数ペア:

[(1, 21742754), (2, 10871377), (11, 1976614), (22, 988307), (37, 587642), (74, 293821), (407, 53422), (814, 26711)]