21073500

素因数分解:

$2^2\times 3^3\times 5^3\times 7^1\times {\mathrm{223}}^1$

素因数の和:258

約数の個数: 192

約数和(自身を含む): 78274560

約数和(自身を除く): 57201060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 84, 90, 100, 105, 108, 125, 126, 135, 140, 150, 175, 180, 189, 210, 223, 225, 250, 252, 270, 300, 315, 350, 375, 378, 420, 446, 450, 500, 525, 540, 630, 669, 675, 700, 750, 756, 875, 892, 900, 945, 1050, 1115, 1125, 1260, 1338, 1350, 1500, 1561, 1575, 1750, 1890, 2007, 2100, 2230, 2250, 2625, 2676, 2700, 3122, 3150, 3345, 3375, 3500, 3780, 4014, 4460, 4500, 4683, 4725, 5250, 5575, 6021, 6244, 6300, 6690, 6750, 7805, 7875, 8028, 9366, 9450, 10035, 10500, 11150, 12042, 13380, 13500, 14049, 15610, 15750, 16725, 18732, 18900, 20070, 22300, 23415, 23625, 24084, 27875, 28098, 30105, 31220, 31500, 33450, 39025, 40140, 42147, 46830, 47250, 50175, 55750, 56196, 60210, 66900, 70245, 78050, 83625, 84294, 93660, 94500, 100350, 111500, 117075, 120420, 140490, 150525, 156100, 167250, 168588, 195125, 200700, 210735, 234150, 250875, 280980, 301050, 334500, 351225, 390250, 421470, 468300, 501750, 585375, 602100, 702450, 752625, 780500, 842940, 1003500, 1053675, 1170750, 1404900, 1505250, 1756125, 2107350, 2341500, 3010500, 3512250, 4214700, 5268375, 7024500, 10536750, 21073500]

約数ペア:

[(1, 21073500), (2, 10536750), (3, 7024500), (4, 5268375), (5, 4214700), (6, 3512250), (7, 3010500), (9, 2341500), (10, 2107350), (12, 1756125), (14, 1505250), (15, 1404900), (18, 1170750), (20, 1053675), (21, 1003500), (25, 842940), (27, 780500), (28, 752625), (30, 702450), (35, 602100), (36, 585375), (42, 501750), (45, 468300), (50, 421470), (54, 390250), (60, 351225), (63, 334500), (70, 301050), (75, 280980), (84, 250875), (90, 234150), (100, 210735), (105, 200700), (108, 195125), (125, 168588), (126, 167250), (135, 156100), (140, 150525), (150, 140490), (175, 120420), (180, 117075), (189, 111500), (210, 100350), (223, 94500), (225, 93660), (250, 84294), (252, 83625), (270, 78050), (300, 70245), (315, 66900), (350, 60210), (375, 56196), (378, 55750), (420, 50175), (446, 47250), (450, 46830), (500, 42147), (525, 40140), (540, 39025), (630, 33450), (669, 31500), (675, 31220), (700, 30105), (750, 28098), (756, 27875), (875, 24084), (892, 23625), (900, 23415), (945, 22300), (1050, 20070), (1115, 18900), (1125, 18732), (1260, 16725), (1338, 15750), (1350, 15610), (1500, 14049), (1561, 13500), (1575, 13380), (1750, 12042), (1890, 11150), (2007, 10500), (2100, 10035), (2230, 9450), (2250, 9366), (2625, 8028), (2676, 7875), (2700, 7805), (3122, 6750), (3150, 6690), (3345, 6300), (3375, 6244), (3500, 6021), (3780, 5575), (4014, 5250), (4460, 4725), (4500, 4683)]