2100031500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^1\times {\mathrm{200003}}^1$

素因数の和:200032

約数の個数: 96

約数和(自身を含む): 6988939776

約数和(自身を除く): 4888908276

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 125, 140, 150, 175, 210, 250, 300, 350, 375, 420, 500, 525, 700, 750, 875, 1050, 1500, 1750, 2100, 2625, 3500, 5250, 10500, 200003, 400006, 600009, 800012, 1000015, 1200018, 1400021, 2000030, 2400036, 2800042, 3000045, 4000060, 4200063, 5000075, 5600084, 6000090, 7000105, 8400126, 10000150, 12000180, 14000210, 15000225, 16800252, 20000300, 21000315, 25000375, 28000420, 30000450, 35000525, 42000630, 50000750, 60000900, 70001050, 75001125, 84001260, 100001500, 105001575, 140002100, 150002250, 175002625, 210003150, 300004500, 350005250, 420006300, 525007875, 700010500, 1050015750, 2100031500]

約数ペア:

[(1, 2100031500), (2, 1050015750), (3, 700010500), (4, 525007875), (5, 420006300), (6, 350005250), (7, 300004500), (10, 210003150), (12, 175002625), (14, 150002250), (15, 140002100), (20, 105001575), (21, 100001500), (25, 84001260), (28, 75001125), (30, 70001050), (35, 60000900), (42, 50000750), (50, 42000630), (60, 35000525), (70, 30000450), (75, 28000420), (84, 25000375), (100, 21000315), (105, 20000300), (125, 16800252), (140, 15000225), (150, 14000210), (175, 12000180), (210, 10000150), (250, 8400126), (300, 7000105), (350, 6000090), (375, 5600084), (420, 5000075), (500, 4200063), (525, 4000060), (700, 3000045), (750, 2800042), (875, 2400036), (1050, 2000030), (1500, 1400021), (1750, 1200018), (2100, 1000015), (2625, 800012), (3500, 600009), (5250, 400006), (10500, 200003)]