21761894

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{141311}}^1$

素因数の和:141331

約数の個数: 16

約数和(自身を含む): 40697856

約数和(自身を除く): 18935962

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 141311, 282622, 989177, 1554421, 1978354, 3108842, 10880947, 21761894]

約数ペア:

[(1, 21761894), (2, 10880947), (7, 3108842), (11, 1978354), (14, 1554421), (22, 989177), (77, 282622), (154, 141311)]