21176886

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{49711}}^1$

素因数の和:49787

約数の個数: 16

約数和(自身を含む): 42951168

約数和(自身を除く): 21774282

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 49711, 99422, 149133, 298266, 3529481, 7058962, 10588443, 21176886]

約数ペア:

[(1, 21176886), (2, 10588443), (3, 7058962), (6, 3529481), (71, 298266), (142, 149133), (213, 99422), (426, 49711)]