21163812

素因数分解:

$2^2\times 3^1\times {\mathrm{1763651}}^1$

素因数の和:1763658

約数の個数: 12

約数和(自身を含む): 49382256

約数和(自身を除く): 28218444

約数列:

[1, 2, 3, 4, 6, 12, 1763651, 3527302, 5290953, 7054604, 10581906, 21163812]

約数ペア:

[(1, 21163812), (2, 10581906), (3, 7054604), (4, 5290953), (6, 3527302), (12, 1763651)]