21259000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{3037}}^1$

素因数の和:3065

約数の個数: 64

約数和(自身を含む): 56871360

約数和(自身を除く): 35612360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 700, 875, 1000, 1400, 1750, 3037, 3500, 6074, 7000, 12148, 15185, 21259, 24296, 30370, 42518, 60740, 75925, 85036, 106295, 121480, 151850, 170072, 212590, 303700, 379625, 425180, 531475, 607400, 759250, 850360, 1062950, 1518500, 2125900, 2657375, 3037000, 4251800, 5314750, 10629500, 21259000]

約数ペア:

[(1, 21259000), (2, 10629500), (4, 5314750), (5, 4251800), (7, 3037000), (8, 2657375), (10, 2125900), (14, 1518500), (20, 1062950), (25, 850360), (28, 759250), (35, 607400), (40, 531475), (50, 425180), (56, 379625), (70, 303700), (100, 212590), (125, 170072), (140, 151850), (175, 121480), (200, 106295), (250, 85036), (280, 75925), (350, 60740), (500, 42518), (700, 30370), (875, 24296), (1000, 21259), (1400, 15185), (1750, 12148), (3037, 7000), (3500, 6074)]