21000604428

素因数分解:

$2^2\times 3^3\times {\mathrm{194450041}}^1$

素因数の和:194450054

約数の個数: 24

約数和(自身を含む): 54446011760

約数和(自身を除く): 33445407332

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 194450041, 388900082, 583350123, 777800164, 1166700246, 1750050369, 2333400492, 3500100738, 5250151107, 7000201476, 10500302214, 21000604428]

約数ペア:

[(1, 21000604428), (2, 10500302214), (3, 7000201476), (4, 5250151107), (6, 3500100738), (9, 2333400492), (12, 1750050369), (18, 1166700246), (27, 777800164), (36, 583350123), (54, 388900082), (108, 194450041)]