21564324

素因数分解:

$2^2\times 3^2\times {\mathrm{599009}}^1$

素因数の和:599019

約数の個数: 18

約数和(自身を含む): 54509910

約数和(自身を除く): 32945586

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 599009, 1198018, 1797027, 2396036, 3594054, 5391081, 7188108, 10782162, 21564324]

約数ペア:

[(1, 21564324), (2, 10782162), (3, 7188108), (4, 5391081), (6, 3594054), (9, 2396036), (12, 1797027), (18, 1198018), (36, 599009)]