21351152

素因数分解:

$2^4\times {\mathrm{1021}}^1\times {\mathrm{1307}}^1$

素因数の和:2336

約数の個数: 20

約数和(自身を含む): 41440056

約数和(自身を除く): 20088904

約数列:

[1, 2, 4, 8, 16, 1021, 1307, 2042, 2614, 4084, 5228, 8168, 10456, 16336, 20912, 1334447, 2668894, 5337788, 10675576, 21351152]

約数ペア:

[(1, 21351152), (2, 10675576), (4, 5337788), (8, 2668894), (16, 1334447), (1021, 20912), (1307, 16336), (2042, 10456), (2614, 8168), (4084, 5228)]