21491734

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{919}}^1\times {\mathrm{1063}}^1$

素因数の和:1995

約数の個数: 16

約数和(自身を含む): 35239680

約数和(自身を除く): 13747946

約数列:

[1, 2, 11, 22, 919, 1063, 1838, 2126, 10109, 11693, 20218, 23386, 976897, 1953794, 10745867, 21491734]

約数ペア:

[(1, 21491734), (2, 10745867), (11, 1953794), (22, 976897), (919, 23386), (1063, 20218), (1838, 11693), (2126, 10109)]