21758902

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{5717}}^1$

素因数の和:5903

約数の個数: 16

約数和(自身を含む): 35817552

約数和(自身を除く): 14058650

約数列:

[1, 2, 11, 22, 173, 346, 1903, 3806, 5717, 11434, 62887, 125774, 989041, 1978082, 10879451, 21758902]

約数ペア:

[(1, 21758902), (2, 10879451), (11, 1978082), (22, 989041), (173, 125774), (346, 62887), (1903, 11434), (3806, 5717)]