21061548

素因数分解:

$2^2\times 3^2\times {\mathrm{585043}}^1$

素因数の和:585053

約数の個数: 18

約数和(自身を含む): 53239004

約数和(自身を除く): 32177456

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 585043, 1170086, 1755129, 2340172, 3510258, 5265387, 7020516, 10530774, 21061548]

約数ペア:

[(1, 21061548), (2, 10530774), (3, 7020516), (4, 5265387), (6, 3510258), (9, 2340172), (12, 1755129), (18, 1170086), (36, 585043)]