21000304866

素因数分解:

$2^1\times 3^1\times {\mathrm{733}}^1\times {\mathrm{4774967}}^1$

素因数の和:4775705

約数の個数: 16

約数和(自身を含む): 42057918144

約数和(自身を除く): 21057613278

約数列:

[1, 2, 3, 6, 733, 1466, 2199, 4398, 4774967, 9549934, 14324901, 28649802, 3500050811, 7000101622, 10500152433, 21000304866]

約数ペア:

[(1, 21000304866), (2, 10500152433), (3, 7000101622), (6, 3500050811), (733, 28649802), (1466, 14324901), (2199, 9549934), (4398, 4774967)]