21338144

素因数分解:

$2^5\times {\mathrm{353}}^1\times {\mathrm{1889}}^1$

素因数の和:2252

約数の個数: 24

約数和(自身を含む): 42150780

約数和(自身を除く): 20812636

約数列:

[1, 2, 4, 8, 16, 32, 353, 706, 1412, 1889, 2824, 3778, 5648, 7556, 11296, 15112, 30224, 60448, 666817, 1333634, 2667268, 5334536, 10669072, 21338144]

約数ペア:

[(1, 21338144), (2, 10669072), (4, 5334536), (8, 2667268), (16, 1333634), (32, 666817), (353, 60448), (706, 30224), (1412, 15112), (1889, 11296), (2824, 7556), (3778, 5648)]