21563126

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{11681}}^1$

素因数の和:11767

約数の個数: 16

約数和(自身を含む): 35326368

約数和(自身を除く): 13763242

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 11681, 23362, 151853, 303706, 829351, 1658702, 10781563, 21563126]

約数ペア:

[(1, 21563126), (2, 10781563), (13, 1658702), (26, 829351), (71, 303706), (142, 151853), (923, 23362), (1846, 11681)]