21579338

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{2341}}^1$

素因数の和:2773

約数の個数: 16

約数和(自身を含む): 35411040

約数和(自身を除く): 13831702

約数列:

[1, 2, 11, 22, 419, 838, 2341, 4609, 4682, 9218, 25751, 51502, 980879, 1961758, 10789669, 21579338]

約数ペア:

[(1, 21579338), (2, 10789669), (11, 1961758), (22, 980879), (419, 51502), (838, 25751), (2341, 9218), (4609, 4682)]