21094554

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{270443}}^1$

素因数の和:270461

約数の個数: 16

約数和(自身を含む): 45434592

約数和(自身を除く): 24340038

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 270443, 540886, 811329, 1622658, 3515759, 7031518, 10547277, 21094554]

約数ペア:

[(1, 21094554), (2, 10547277), (3, 7031518), (6, 3515759), (13, 1622658), (26, 811329), (39, 540886), (78, 270443)]