21514808

素因数分解:

$2^3\times 7^1\times {\mathrm{384193}}^1$

素因数の和:384206

約数の個数: 16

約数和(自身を含む): 46103280

約数和(自身を除く): 24588472

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 384193, 768386, 1536772, 2689351, 3073544, 5378702, 10757404, 21514808]

約数ペア:

[(1, 21514808), (2, 10757404), (4, 5378702), (7, 3073544), (8, 2689351), (14, 1536772), (28, 768386), (56, 384193)]