21161734

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{18149}}^1$

素因数の和:18215

約数の個数: 16

約数和(自身を含む): 35283600

約数和(自身を除く): 14121866

約数列:

[1, 2, 11, 22, 53, 106, 583, 1166, 18149, 36298, 199639, 399278, 961897, 1923794, 10580867, 21161734]

約数ペア:

[(1, 21161734), (2, 10580867), (11, 1923794), (22, 961897), (53, 399278), (106, 199639), (583, 36298), (1166, 18149)]