21133908

素因数分解:

$2^2\times 3^2\times {\mathrm{587053}}^1$

素因数の和:587063

約数の個数: 18

約数和(自身を含む): 53421914

約数和(自身を除く): 32288006

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 587053, 1174106, 1761159, 2348212, 3522318, 5283477, 7044636, 10566954, 21133908]

約数ペア:

[(1, 21133908), (2, 10566954), (3, 7044636), (4, 5283477), (6, 3522318), (9, 2348212), (12, 1761159), (18, 1174106), (36, 587053)]