21000340810

素因数分解:

$2^1\times 5^1\times {\mathrm{2861}}^1\times {\mathrm{734021}}^1$

素因数の和:736889

約数の個数: 16

約数和(自身を含む): 37813877352

約数和(自身を除く): 16813536542

約数列:

[1, 2, 5, 10, 2861, 5722, 14305, 28610, 734021, 1468042, 3670105, 7340210, 2100034081, 4200068162, 10500170405, 21000340810]

約数ペア:

[(1, 21000340810), (2, 10500170405), (5, 4200068162), (10, 2100034081), (2861, 7340210), (5722, 3670105), (14305, 1468042), (28610, 734021)]