21904056

素因数分解:

$2^3\times 3^2\times {\mathrm{304223}}^1$

素因数の和:304235

約数の個数: 24

約数和(自身を含む): 59323680

約数和(自身を除く): 37419624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 304223, 608446, 912669, 1216892, 1825338, 2433784, 2738007, 3650676, 5476014, 7301352, 10952028, 21904056]

約数ペア:

[(1, 21904056), (2, 10952028), (3, 7301352), (4, 5476014), (6, 3650676), (8, 2738007), (9, 2433784), (12, 1825338), (18, 1216892), (24, 912669), (36, 608446), (72, 304223)]