21000604354

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{10427311}}^1$

素因数の和:10427385

約数の個数: 16

約数和(自身を含む): 33784490880

約数和(自身を除く): 12783886526

約数列:

[1, 2, 19, 38, 53, 106, 1007, 2014, 10427311, 20854622, 198118909, 396237818, 552647483, 1105294966, 10500302177, 21000604354]

約数ペア:

[(1, 21000604354), (2, 10500302177), (19, 1105294966), (38, 552647483), (53, 396237818), (106, 198118909), (1007, 20854622), (2014, 10427311)]