21056168

素因数分解:

$2^3\times 7^1\times {\mathrm{376003}}^1$

素因数の和:376016

約数の個数: 16

約数和(自身を含む): 45120480

約数和(自身を除く): 24064312

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 376003, 752006, 1504012, 2632021, 3008024, 5264042, 10528084, 21056168]

約数ペア:

[(1, 21056168), (2, 10528084), (4, 5264042), (7, 3008024), (8, 2632021), (14, 1504012), (28, 752006), (56, 376003)]