21919608

素因数分解:

$2^3\times 3^2\times {\mathrm{304439}}^1$

素因数の和:304451

約数の個数: 24

約数和(自身を含む): 59365800

約数和(自身を除く): 37446192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 304439, 608878, 913317, 1217756, 1826634, 2435512, 2739951, 3653268, 5479902, 7306536, 10959804, 21919608]

約数ペア:

[(1, 21919608), (2, 10959804), (3, 7306536), (4, 5479902), (6, 3653268), (8, 2739951), (9, 2435512), (12, 1826634), (18, 1217756), (24, 913317), (36, 608878), (72, 304439)]