21284400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{17737}}^1$

素因数の和:17758

約数の個数: 60

約数和(自身を含む): 68184872

約数和(自身を除く): 46900472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 1200, 17737, 35474, 53211, 70948, 88685, 106422, 141896, 177370, 212844, 266055, 283792, 354740, 425688, 443425, 532110, 709480, 851376, 886850, 1064220, 1330275, 1418960, 1773700, 2128440, 2660550, 3547400, 4256880, 5321100, 7094800, 10642200, 21284400]

約数ペア:

[(1, 21284400), (2, 10642200), (3, 7094800), (4, 5321100), (5, 4256880), (6, 3547400), (8, 2660550), (10, 2128440), (12, 1773700), (15, 1418960), (16, 1330275), (20, 1064220), (24, 886850), (25, 851376), (30, 709480), (40, 532110), (48, 443425), (50, 425688), (60, 354740), (75, 283792), (80, 266055), (100, 212844), (120, 177370), (150, 141896), (200, 106422), (240, 88685), (300, 70948), (400, 53211), (600, 35474), (1200, 17737)]