21724076

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{493729}}^1$

素因数の和:493744

約数の個数: 12

約数和(自身を含む): 41473320

約数和(自身を除く): 19749244

約数列:

[1, 2, 4, 11, 22, 44, 493729, 987458, 1974916, 5431019, 10862038, 21724076]

約数ペア:

[(1, 21724076), (2, 10862038), (4, 5431019), (11, 1974916), (22, 987458), (44, 493729)]