21033700

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{7253}}^1$

素因数の和:7296

約数の個数: 36

約数和(自身を含む): 47223540

約数和(自身を除く): 26189840

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 1450, 2900, 7253, 14506, 29012, 36265, 72530, 145060, 181325, 210337, 362650, 420674, 725300, 841348, 1051685, 2103370, 4206740, 5258425, 10516850, 21033700]

約数ペア:

[(1, 21033700), (2, 10516850), (4, 5258425), (5, 4206740), (10, 2103370), (20, 1051685), (25, 841348), (29, 725300), (50, 420674), (58, 362650), (100, 210337), (116, 181325), (145, 145060), (290, 72530), (580, 36265), (725, 29012), (1450, 14506), (2900, 7253)]