21087118

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{27967}}^1$

素因数の和:28011

約数の個数: 16

約数和(自身を含む): 35239680

約数和(自身を除く): 14152562

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 27967, 55934, 363571, 727142, 811043, 1622086, 10543559, 21087118]

約数ペア:

[(1, 21087118), (2, 10543559), (13, 1622086), (26, 811043), (29, 727142), (58, 363571), (377, 55934), (754, 27967)]