21408264

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{10253}}^1$

素因数の和:10294

約数の個数: 48

約数和(自身を含む): 59985900

約数和(自身を除く): 38577636

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 58, 72, 87, 116, 174, 232, 261, 348, 522, 696, 1044, 2088, 10253, 20506, 30759, 41012, 61518, 82024, 92277, 123036, 184554, 246072, 297337, 369108, 594674, 738216, 892011, 1189348, 1784022, 2378696, 2676033, 3568044, 5352066, 7136088, 10704132, 21408264]

約数ペア:

[(1, 21408264), (2, 10704132), (3, 7136088), (4, 5352066), (6, 3568044), (8, 2676033), (9, 2378696), (12, 1784022), (18, 1189348), (24, 892011), (29, 738216), (36, 594674), (58, 369108), (72, 297337), (87, 246072), (116, 184554), (174, 123036), (232, 92277), (261, 82024), (348, 61518), (522, 41012), (696, 30759), (1044, 20506), (2088, 10253)]