21216432

素因数分解:

$2^4\times 3^1\times {\mathrm{442009}}^1$

素因数の和:442020

約数の個数: 20

約数和(自身を含む): 54809240

約数和(自身を除く): 33592808

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 442009, 884018, 1326027, 1768036, 2652054, 3536072, 5304108, 7072144, 10608216, 21216432]

約数ペア:

[(1, 21216432), (2, 10608216), (3, 7072144), (4, 5304108), (6, 3536072), (8, 2652054), (12, 1768036), (16, 1326027), (24, 884018), (48, 442009)]