21499432

素因数分解:

$2^3\times {\mathrm{631}}^1\times {\mathrm{4259}}^1$

素因数の和:4896

約数の個数: 16

約数和(自身を含む): 40384800

約数和(自身を除く): 18885368

約数列:

[1, 2, 4, 8, 631, 1262, 2524, 4259, 5048, 8518, 17036, 34072, 2687429, 5374858, 10749716, 21499432]

約数ペア:

[(1, 21499432), (2, 10749716), (4, 5374858), (8, 2687429), (631, 34072), (1262, 17036), (2524, 8518), (4259, 5048)]