21569144

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{62701}}^1$

素因数の和:62750

約数の個数: 16

約数和(自身を含む): 41383320

約数和(自身を除く): 19814176

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 62701, 125402, 250804, 501608, 2696143, 5392286, 10784572, 21569144]

約数ペア:

[(1, 21569144), (2, 10784572), (4, 5392286), (8, 2696143), (43, 501608), (86, 250804), (172, 125402), (344, 62701)]