21054022

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{30871}}^1$

素因数の和:30915

約数の個数: 16

約数和(自身を含む): 35564544

約数和(自身を除く): 14510522

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 30871, 61742, 339581, 679162, 957001, 1914002, 10527011, 21054022]

約数ペア:

[(1, 21054022), (2, 10527011), (11, 1914002), (22, 957001), (31, 679162), (62, 339581), (341, 61742), (682, 30871)]