21022628

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{2861}}^1$

素因数の和:3043

約数の個数: 24

約数和(自身を含む): 40388544

約数和(自身を除く): 19365916

約数列:

[1, 2, 4, 11, 22, 44, 167, 334, 668, 1837, 2861, 3674, 5722, 7348, 11444, 31471, 62942, 125884, 477787, 955574, 1911148, 5255657, 10511314, 21022628]

約数ペア:

[(1, 21022628), (2, 10511314), (4, 5255657), (11, 1911148), (22, 955574), (44, 477787), (167, 125884), (334, 62942), (668, 31471), (1837, 11444), (2861, 7348), (3674, 5722)]