21061582

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{1787}}^1$

素因数の和:1943

約数の個数: 16

約数和(自身を含む): 32441472

約数和(自身を除く): 11379890

約数列:

[1, 2, 71, 83, 142, 166, 1787, 3574, 5893, 11786, 126877, 148321, 253754, 296642, 10530791, 21061582]

約数ペア:

[(1, 21061582), (2, 10530791), (71, 296642), (83, 253754), (142, 148321), (166, 126877), (1787, 11786), (3574, 5893)]