21280650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{141871}}^1$

素因数の和:141886

約数の個数: 24

約数和(自身を含む): 52776384

約数和(自身を除く): 31495734

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 141871, 283742, 425613, 709355, 851226, 1418710, 2128065, 3546775, 4256130, 7093550, 10640325, 21280650]

約数ペア:

[(1, 21280650), (2, 10640325), (3, 7093550), (5, 4256130), (6, 3546775), (10, 2128065), (15, 1418710), (25, 851226), (30, 709355), (50, 425613), (75, 283742), (150, 141871)]