21591426

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{25889}}^1$

素因数の和:26033

約数の個数: 16

約数和(自身を含む): 43495200

約数和(自身を除く): 21903774

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 25889, 51778, 77667, 155334, 3598571, 7197142, 10795713, 21591426]

約数ペア:

[(1, 21591426), (2, 10795713), (3, 7197142), (6, 3598571), (139, 155334), (278, 77667), (417, 51778), (834, 25889)]