21711316

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{5087}}^1$

素因数の和:5199

約数の個数: 24

約数和(自身を含む): 41884416

約数和(自身を除く): 20173100

約数列:

[1, 2, 4, 11, 22, 44, 97, 194, 388, 1067, 2134, 4268, 5087, 10174, 20348, 55957, 111914, 223828, 493439, 986878, 1973756, 5427829, 10855658, 21711316]

約数ペア:

[(1, 21711316), (2, 10855658), (4, 5427829), (11, 1973756), (22, 986878), (44, 493439), (97, 223828), (194, 111914), (388, 55957), (1067, 20348), (2134, 10174), (4268, 5087)]