2189242

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{521}}^1$

素因数の和:725

約数の個数: 16

約数和(自身を含む): 3608064

約数和(自身を除く): 1418822

約数列:

[1, 2, 11, 22, 191, 382, 521, 1042, 2101, 4202, 5731, 11462, 99511, 199022, 1094621, 2189242]

約数ペア:

[(1, 2189242), (2, 1094621), (11, 199022), (22, 99511), (191, 11462), (382, 5731), (521, 4202), (1042, 2101)]