21393300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{2459}}^1$

素因数の和:2505

約数の個数: 72

約数和(自身を含む): 64058400

約数和(自身を除く): 42665100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 29, 30, 50, 58, 60, 75, 87, 100, 116, 145, 150, 174, 290, 300, 348, 435, 580, 725, 870, 1450, 1740, 2175, 2459, 2900, 4350, 4918, 7377, 8700, 9836, 12295, 14754, 24590, 29508, 36885, 49180, 61475, 71311, 73770, 122950, 142622, 147540, 184425, 213933, 245900, 285244, 356555, 368850, 427866, 713110, 737700, 855732, 1069665, 1426220, 1782775, 2139330, 3565550, 4278660, 5348325, 7131100, 10696650, 21393300]

約数ペア:

[(1, 21393300), (2, 10696650), (3, 7131100), (4, 5348325), (5, 4278660), (6, 3565550), (10, 2139330), (12, 1782775), (15, 1426220), (20, 1069665), (25, 855732), (29, 737700), (30, 713110), (50, 427866), (58, 368850), (60, 356555), (75, 285244), (87, 245900), (100, 213933), (116, 184425), (145, 147540), (150, 142622), (174, 122950), (290, 73770), (300, 71311), (348, 61475), (435, 49180), (580, 36885), (725, 29508), (870, 24590), (1450, 14754), (1740, 12295), (2175, 9836), (2459, 8700), (2900, 7377), (4350, 4918)]