21000742065

素因数分解:

$3^2\times 5^1\times {\mathrm{937}}^1\times {\mathrm{498061}}^1$

素因数の和:499009

約数の個数: 24

約数和(自身を含む): 36440208168

約数和(自身を除く): 15439466103

約数列:

[1, 3, 5, 9, 15, 45, 937, 2811, 4685, 8433, 14055, 42165, 498061, 1494183, 2490305, 4482549, 7470915, 22412745, 466683157, 1400049471, 2333415785, 4200148413, 7000247355, 21000742065]

約数ペア:

[(1, 21000742065), (3, 7000247355), (5, 4200148413), (9, 2333415785), (15, 1400049471), (45, 466683157), (937, 22412745), (2811, 7470915), (4685, 4482549), (8433, 2490305), (14055, 1494183), (42165, 498061)]