21112143

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{829}}^1$

素因数の和:1498

約数の個数: 16

約数和(自身を含む): 30397920

約数和(自身を除く): 9285777

約数列:

[1, 3, 13, 39, 653, 829, 1959, 2487, 8489, 10777, 25467, 32331, 541337, 1624011, 7037381, 21112143]

約数ペア:

[(1, 21112143), (3, 7037381), (13, 1624011), (39, 541337), (653, 32331), (829, 25467), (1959, 10777), (2487, 8489)]