21353814

素因数分解:

$2^1\times 3^3\times {\mathrm{73}}^1\times {\mathrm{5417}}^1$

素因数の和:5501

約数の個数: 32

約数和(自身を含む): 48111840

約数和(自身を除く): 26758026

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 146, 219, 438, 657, 1314, 1971, 3942, 5417, 10834, 16251, 32502, 48753, 97506, 146259, 292518, 395441, 790882, 1186323, 2372646, 3558969, 7117938, 10676907, 21353814]

約数ペア:

[(1, 21353814), (2, 10676907), (3, 7117938), (6, 3558969), (9, 2372646), (18, 1186323), (27, 790882), (54, 395441), (73, 292518), (146, 146259), (219, 97506), (438, 48753), (657, 32502), (1314, 16251), (1971, 10834), (3942, 5417)]