21296836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{484019}}^1$

素因数の和:484034

約数の個数: 12

約数和(自身を含む): 40657680

約数和(自身を除く): 19360844

約数列:

[1, 2, 4, 11, 22, 44, 484019, 968038, 1936076, 5324209, 10648418, 21296836]

約数ペア:

[(1, 21296836), (2, 10648418), (4, 5324209), (11, 1936076), (22, 968038), (44, 484019)]