21160238

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{7949}}^1$

素因数の和:7984

約数の個数: 16

約数和(自身を含む): 34916400

約数和(自身を除く): 13756162

約数列:

[1, 2, 11, 22, 121, 242, 1331, 2662, 7949, 15898, 87439, 174878, 961829, 1923658, 10580119, 21160238]

約数ペア:

[(1, 21160238), (2, 10580119), (11, 1923658), (22, 961829), (121, 174878), (242, 87439), (1331, 15898), (2662, 7949)]