21336160

素因数分解:

$2^5\times 5^1\times {\mathrm{133351}}^1$

素因数の和:133366

約数の個数: 24

約数和(自身を含む): 50407056

約数和(自身を除く): 29070896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 133351, 266702, 533404, 666755, 1066808, 1333510, 2133616, 2667020, 4267232, 5334040, 10668080, 21336160]

約数ペア:

[(1, 21336160), (2, 10668080), (4, 5334040), (5, 4267232), (8, 2667020), (10, 2133616), (16, 1333510), (20, 1066808), (32, 666755), (40, 533404), (80, 266702), (160, 133351)]