21089250

素因数分解:

$2^1\times 3^2\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:146

約数の個数: 192

約数和(自身を含む): 70866432

約数和(自身を除く): 49777182

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 25, 26, 30, 35, 39, 42, 45, 50, 63, 65, 70, 75, 78, 90, 91, 103, 105, 117, 125, 126, 130, 150, 175, 182, 195, 206, 210, 225, 234, 250, 273, 309, 315, 325, 350, 375, 390, 450, 455, 515, 525, 546, 585, 618, 630, 650, 721, 750, 819, 875, 910, 927, 975, 1030, 1050, 1125, 1170, 1339, 1365, 1442, 1545, 1575, 1625, 1638, 1750, 1854, 1950, 2163, 2250, 2275, 2575, 2625, 2678, 2730, 2925, 3090, 3150, 3250, 3605, 4017, 4095, 4326, 4550, 4635, 4875, 5150, 5250, 5850, 6489, 6695, 6825, 7210, 7725, 7875, 8034, 8190, 9270, 9373, 9750, 10815, 11375, 12051, 12875, 12978, 13390, 13650, 14625, 15450, 15750, 18025, 18746, 20085, 20475, 21630, 22750, 23175, 24102, 25750, 28119, 29250, 32445, 33475, 34125, 36050, 38625, 40170, 40950, 46350, 46865, 54075, 56238, 60255, 64890, 66950, 68250, 77250, 84357, 90125, 93730, 100425, 102375, 108150, 115875, 120510, 140595, 162225, 167375, 168714, 180250, 200850, 204750, 231750, 234325, 270375, 281190, 301275, 324450, 334750, 421785, 468650, 502125, 540750, 602550, 702975, 811125, 843570, 1004250, 1171625, 1405950, 1506375, 1622250, 2108925, 2343250, 3012750, 3514875, 4217850, 7029750, 10544625, 21089250]

約数ペア:

[(1, 21089250), (2, 10544625), (3, 7029750), (5, 4217850), (6, 3514875), (7, 3012750), (9, 2343250), (10, 2108925), (13, 1622250), (14, 1506375), (15, 1405950), (18, 1171625), (21, 1004250), (25, 843570), (26, 811125), (30, 702975), (35, 602550), (39, 540750), (42, 502125), (45, 468650), (50, 421785), (63, 334750), (65, 324450), (70, 301275), (75, 281190), (78, 270375), (90, 234325), (91, 231750), (103, 204750), (105, 200850), (117, 180250), (125, 168714), (126, 167375), (130, 162225), (150, 140595), (175, 120510), (182, 115875), (195, 108150), (206, 102375), (210, 100425), (225, 93730), (234, 90125), (250, 84357), (273, 77250), (309, 68250), (315, 66950), (325, 64890), (350, 60255), (375, 56238), (390, 54075), (450, 46865), (455, 46350), (515, 40950), (525, 40170), (546, 38625), (585, 36050), (618, 34125), (630, 33475), (650, 32445), (721, 29250), (750, 28119), (819, 25750), (875, 24102), (910, 23175), (927, 22750), (975, 21630), (1030, 20475), (1050, 20085), (1125, 18746), (1170, 18025), (1339, 15750), (1365, 15450), (1442, 14625), (1545, 13650), (1575, 13390), (1625, 12978), (1638, 12875), (1750, 12051), (1854, 11375), (1950, 10815), (2163, 9750), (2250, 9373), (2275, 9270), (2575, 8190), (2625, 8034), (2678, 7875), (2730, 7725), (2925, 7210), (3090, 6825), (3150, 6695), (3250, 6489), (3605, 5850), (4017, 5250), (4095, 5150), (4326, 4875), (4550, 4635)]