21793317

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79829}}^1$

素因数の和:79852

約数の個数: 16

約数和(自身を含む): 35763840

約数和(自身を除く): 13970523

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 79829, 239487, 558803, 1037777, 1676409, 3113331, 7264439, 21793317]

約数ペア:

[(1, 21793317), (3, 7264439), (7, 3113331), (13, 1676409), (21, 1037777), (39, 558803), (91, 239487), (273, 79829)]