21861000

素因数分解:

$2^3\times 3^2\times 5^3\times 7^1\times {\mathrm{347}}^1$

素因数の和:381

約数の個数: 192

約数和(自身を含む): 84689280

約数和(自身を除く): 62828280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 120, 125, 126, 140, 150, 168, 175, 180, 200, 210, 225, 250, 252, 280, 300, 315, 347, 350, 360, 375, 420, 450, 500, 504, 525, 600, 630, 694, 700, 750, 840, 875, 900, 1000, 1041, 1050, 1125, 1260, 1388, 1400, 1500, 1575, 1735, 1750, 1800, 2082, 2100, 2250, 2429, 2520, 2625, 2776, 3000, 3123, 3150, 3470, 3500, 4164, 4200, 4500, 4858, 5205, 5250, 6246, 6300, 6940, 7000, 7287, 7875, 8328, 8675, 9000, 9716, 10410, 10500, 12145, 12492, 12600, 13880, 14574, 15615, 15750, 17350, 19432, 20820, 21000, 21861, 24290, 24984, 26025, 29148, 31230, 31500, 34700, 36435, 41640, 43375, 43722, 48580, 52050, 58296, 60725, 62460, 63000, 69400, 72870, 78075, 86750, 87444, 97160, 104100, 109305, 121450, 124920, 130125, 145740, 156150, 173500, 174888, 182175, 208200, 218610, 242900, 260250, 291480, 303625, 312300, 347000, 364350, 390375, 437220, 485800, 520500, 546525, 607250, 624600, 728700, 780750, 874440, 910875, 1041000, 1093050, 1214500, 1457400, 1561500, 1821750, 2186100, 2429000, 2732625, 3123000, 3643500, 4372200, 5465250, 7287000, 10930500, 21861000]

約数ペア:

[(1, 21861000), (2, 10930500), (3, 7287000), (4, 5465250), (5, 4372200), (6, 3643500), (7, 3123000), (8, 2732625), (9, 2429000), (10, 2186100), (12, 1821750), (14, 1561500), (15, 1457400), (18, 1214500), (20, 1093050), (21, 1041000), (24, 910875), (25, 874440), (28, 780750), (30, 728700), (35, 624600), (36, 607250), (40, 546525), (42, 520500), (45, 485800), (50, 437220), (56, 390375), (60, 364350), (63, 347000), (70, 312300), (72, 303625), (75, 291480), (84, 260250), (90, 242900), (100, 218610), (105, 208200), (120, 182175), (125, 174888), (126, 173500), (140, 156150), (150, 145740), (168, 130125), (175, 124920), (180, 121450), (200, 109305), (210, 104100), (225, 97160), (250, 87444), (252, 86750), (280, 78075), (300, 72870), (315, 69400), (347, 63000), (350, 62460), (360, 60725), (375, 58296), (420, 52050), (450, 48580), (500, 43722), (504, 43375), (525, 41640), (600, 36435), (630, 34700), (694, 31500), (700, 31230), (750, 29148), (840, 26025), (875, 24984), (900, 24290), (1000, 21861), (1041, 21000), (1050, 20820), (1125, 19432), (1260, 17350), (1388, 15750), (1400, 15615), (1500, 14574), (1575, 13880), (1735, 12600), (1750, 12492), (1800, 12145), (2082, 10500), (2100, 10410), (2250, 9716), (2429, 9000), (2520, 8675), (2625, 8328), (2776, 7875), (3000, 7287), (3123, 7000), (3150, 6940), (3470, 6300), (3500, 6246), (4164, 5250), (4200, 5205), (4500, 4858)]