21896612

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{322009}}^1$

素因数の和:322030

約数の個数: 12

約数和(自身を含む): 40573260

約数和(自身を除く): 18676648

約数列:

[1, 2, 4, 17, 34, 68, 322009, 644018, 1288036, 5474153, 10948306, 21896612]

約数ペア:

[(1, 21896612), (2, 10948306), (4, 5474153), (17, 1288036), (34, 644018), (68, 322009)]