21029292

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{20143}}^1$

素因数の和:20182

約数の個数: 36

約数和(自身を含む): 54993120

約数和(自身を除く): 33963828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 20143, 40286, 60429, 80572, 120858, 181287, 241716, 362574, 584147, 725148, 1168294, 1752441, 2336588, 3504882, 5257323, 7009764, 10514646, 21029292]

約数ペア:

[(1, 21029292), (2, 10514646), (3, 7009764), (4, 5257323), (6, 3504882), (9, 2336588), (12, 1752441), (18, 1168294), (29, 725148), (36, 584147), (58, 362574), (87, 241716), (116, 181287), (174, 120858), (261, 80572), (348, 60429), (522, 40286), (1044, 20143)]