21265236

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{20369}}^1$

素因数の和:20408

約数の個数: 36

約数和(自身を含む): 55610100

約数和(自身を除く): 34344864

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 20369, 40738, 61107, 81476, 122214, 183321, 244428, 366642, 590701, 733284, 1181402, 1772103, 2362804, 3544206, 5316309, 7088412, 10632618, 21265236]

約数ペア:

[(1, 21265236), (2, 10632618), (3, 7088412), (4, 5316309), (6, 3544206), (9, 2362804), (12, 1772103), (18, 1181402), (29, 733284), (36, 590701), (58, 366642), (87, 244428), (116, 183321), (174, 122214), (261, 81476), (348, 61107), (522, 40738), (1044, 20369)]