21283261005

素因数分解:

$3^1\times 5^1\times {\mathrm{743}}^1\times {\mathrm{1909669}}^1$

素因数の和:1910420

約数の個数: 16

約数和(自身を含む): 34099067520

約数和(自身を除く): 12815806515

約数列:

[1, 3, 5, 15, 743, 2229, 3715, 11145, 1909669, 5729007, 9548345, 28645035, 1418884067, 4256652201, 7094420335, 21283261005]

約数ペア:

[(1, 21283261005), (3, 7094420335), (5, 4256652201), (15, 1418884067), (743, 28645035), (2229, 9548345), (3715, 5729007), (11145, 1909669)]