21357000

素因数分解:

$2^3\times 3^3\times 5^3\times 7^1\times {\mathrm{113}}^1$

素因数の和:150

約数の個数: 256

約数和(自身を含む): 85363200

約数和(自身を除く): 64006200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 27, 28, 30, 35, 36, 40, 42, 45, 50, 54, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 108, 113, 120, 125, 126, 135, 140, 150, 168, 175, 180, 189, 200, 210, 216, 225, 226, 250, 252, 270, 280, 300, 315, 339, 350, 360, 375, 378, 420, 450, 452, 500, 504, 525, 540, 565, 600, 630, 675, 678, 700, 750, 756, 791, 840, 875, 900, 904, 945, 1000, 1017, 1050, 1080, 1125, 1130, 1260, 1350, 1356, 1400, 1500, 1512, 1575, 1582, 1695, 1750, 1800, 1890, 2034, 2100, 2250, 2260, 2373, 2520, 2625, 2700, 2712, 2825, 3000, 3051, 3150, 3164, 3375, 3390, 3500, 3780, 3955, 4068, 4200, 4500, 4520, 4725, 4746, 5085, 5250, 5400, 5650, 6102, 6300, 6328, 6750, 6780, 7000, 7119, 7560, 7875, 7910, 8136, 8475, 9000, 9450, 9492, 10170, 10500, 11300, 11865, 12204, 12600, 13500, 13560, 14125, 14238, 15255, 15750, 15820, 16950, 18900, 18984, 19775, 20340, 21000, 21357, 22600, 23625, 23730, 24408, 25425, 27000, 28250, 28476, 30510, 31500, 31640, 33900, 35595, 37800, 39550, 40680, 42375, 42714, 47250, 47460, 50850, 56500, 56952, 59325, 61020, 63000, 67800, 71190, 76275, 79100, 84750, 85428, 94500, 94920, 98875, 101700, 106785, 113000, 118650, 122040, 127125, 142380, 152550, 158200, 169500, 170856, 177975, 189000, 197750, 203400, 213570, 237300, 254250, 284760, 296625, 305100, 339000, 355950, 381375, 395500, 427140, 474600, 508500, 533925, 593250, 610200, 711900, 762750, 791000, 854280, 889875, 1017000, 1067850, 1186500, 1423800, 1525500, 1779750, 2135700, 2373000, 2669625, 3051000, 3559500, 4271400, 5339250, 7119000, 10678500, 21357000]

約数ペア:

[(1, 21357000), (2, 10678500), (3, 7119000), (4, 5339250), (5, 4271400), (6, 3559500), (7, 3051000), (8, 2669625), (9, 2373000), (10, 2135700), (12, 1779750), (14, 1525500), (15, 1423800), (18, 1186500), (20, 1067850), (21, 1017000), (24, 889875), (25, 854280), (27, 791000), (28, 762750), (30, 711900), (35, 610200), (36, 593250), (40, 533925), (42, 508500), (45, 474600), (50, 427140), (54, 395500), (56, 381375), (60, 355950), (63, 339000), (70, 305100), (72, 296625), (75, 284760), (84, 254250), (90, 237300), (100, 213570), (105, 203400), (108, 197750), (113, 189000), (120, 177975), (125, 170856), (126, 169500), (135, 158200), (140, 152550), (150, 142380), (168, 127125), (175, 122040), (180, 118650), (189, 113000), (200, 106785), (210, 101700), (216, 98875), (225, 94920), (226, 94500), (250, 85428), (252, 84750), (270, 79100), (280, 76275), (300, 71190), (315, 67800), (339, 63000), (350, 61020), (360, 59325), (375, 56952), (378, 56500), (420, 50850), (450, 47460), (452, 47250), (500, 42714), (504, 42375), (525, 40680), (540, 39550), (565, 37800), (600, 35595), (630, 33900), (675, 31640), (678, 31500), (700, 30510), (750, 28476), (756, 28250), (791, 27000), (840, 25425), (875, 24408), (900, 23730), (904, 23625), (945, 22600), (1000, 21357), (1017, 21000), (1050, 20340), (1080, 19775), (1125, 18984), (1130, 18900), (1260, 16950), (1350, 15820), (1356, 15750), (1400, 15255), (1500, 14238), (1512, 14125), (1575, 13560), (1582, 13500), (1695, 12600), (1750, 12204), (1800, 11865), (1890, 11300), (2034, 10500), (2100, 10170), (2250, 9492), (2260, 9450), (2373, 9000), (2520, 8475), (2625, 8136), (2700, 7910), (2712, 7875), (2825, 7560), (3000, 7119), (3051, 7000), (3150, 6780), (3164, 6750), (3375, 6328), (3390, 6300), (3500, 6102), (3780, 5650), (3955, 5400), (4068, 5250), (4200, 5085), (4500, 4746), (4520, 4725)]