21024808

素因数分解:

$2^3\times 7^1\times {\mathrm{375443}}^1$

素因数の和:375456

約数の個数: 16

約数和(自身を含む): 45053280

約数和(自身を除く): 24028472

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 375443, 750886, 1501772, 2628101, 3003544, 5256202, 10512404, 21024808]

約数ペア:

[(1, 21024808), (2, 10512404), (4, 5256202), (7, 3003544), (8, 2628101), (14, 1501772), (28, 750886), (56, 375443)]