21346500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:155

約数の個数: 192

約数和(自身を含む): 75479040

約数和(自身を除く): 54132540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 25, 28, 30, 35, 38, 42, 50, 57, 60, 70, 75, 76, 84, 95, 100, 105, 107, 114, 125, 133, 140, 150, 175, 190, 210, 214, 228, 250, 266, 285, 300, 321, 350, 375, 380, 399, 420, 428, 475, 500, 525, 532, 535, 570, 642, 665, 700, 749, 750, 798, 875, 950, 1050, 1070, 1140, 1284, 1330, 1425, 1498, 1500, 1596, 1605, 1750, 1900, 1995, 2033, 2100, 2140, 2247, 2375, 2625, 2660, 2675, 2850, 2996, 3210, 3325, 3500, 3745, 3990, 4066, 4494, 4750, 5250, 5350, 5700, 6099, 6420, 6650, 7125, 7490, 7980, 8025, 8132, 8988, 9500, 9975, 10165, 10500, 10700, 11235, 12198, 13300, 13375, 14231, 14250, 14980, 16050, 16625, 18725, 19950, 20330, 22470, 24396, 26750, 28462, 28500, 30495, 32100, 33250, 37450, 39900, 40125, 40660, 42693, 44940, 49875, 50825, 53500, 56175, 56924, 60990, 66500, 71155, 74900, 80250, 85386, 93625, 99750, 101650, 112350, 121980, 142310, 152475, 160500, 170772, 187250, 199500, 203300, 213465, 224700, 254125, 280875, 284620, 304950, 355775, 374500, 426930, 508250, 561750, 609900, 711550, 762375, 853860, 1016500, 1067325, 1123500, 1423100, 1524750, 1778875, 2134650, 3049500, 3557750, 4269300, 5336625, 7115500, 10673250, 21346500]

約数ペア:

[(1, 21346500), (2, 10673250), (3, 7115500), (4, 5336625), (5, 4269300), (6, 3557750), (7, 3049500), (10, 2134650), (12, 1778875), (14, 1524750), (15, 1423100), (19, 1123500), (20, 1067325), (21, 1016500), (25, 853860), (28, 762375), (30, 711550), (35, 609900), (38, 561750), (42, 508250), (50, 426930), (57, 374500), (60, 355775), (70, 304950), (75, 284620), (76, 280875), (84, 254125), (95, 224700), (100, 213465), (105, 203300), (107, 199500), (114, 187250), (125, 170772), (133, 160500), (140, 152475), (150, 142310), (175, 121980), (190, 112350), (210, 101650), (214, 99750), (228, 93625), (250, 85386), (266, 80250), (285, 74900), (300, 71155), (321, 66500), (350, 60990), (375, 56924), (380, 56175), (399, 53500), (420, 50825), (428, 49875), (475, 44940), (500, 42693), (525, 40660), (532, 40125), (535, 39900), (570, 37450), (642, 33250), (665, 32100), (700, 30495), (749, 28500), (750, 28462), (798, 26750), (875, 24396), (950, 22470), (1050, 20330), (1070, 19950), (1140, 18725), (1284, 16625), (1330, 16050), (1425, 14980), (1498, 14250), (1500, 14231), (1596, 13375), (1605, 13300), (1750, 12198), (1900, 11235), (1995, 10700), (2033, 10500), (2100, 10165), (2140, 9975), (2247, 9500), (2375, 8988), (2625, 8132), (2660, 8025), (2675, 7980), (2850, 7490), (2996, 7125), (3210, 6650), (3325, 6420), (3500, 6099), (3745, 5700), (3990, 5350), (4066, 5250), (4494, 4750)]