21423924

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{20521}}^1$

素因数の和:20560

約数の個数: 36

約数和(自身を含む): 56025060

約数和(自身を除く): 34601136

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 20521, 41042, 61563, 82084, 123126, 184689, 246252, 369378, 595109, 738756, 1190218, 1785327, 2380436, 3570654, 5355981, 7141308, 10711962, 21423924]

約数ペア:

[(1, 21423924), (2, 10711962), (3, 7141308), (4, 5355981), (6, 3570654), (9, 2380436), (12, 1785327), (18, 1190218), (29, 738756), (36, 595109), (58, 369378), (87, 246252), (116, 184689), (174, 123126), (261, 82084), (348, 61563), (522, 41042), (1044, 20521)]