21054600

素因数分解:

$2^3\times 3^3\times 5^2\times 7^1\times {\mathrm{557}}^1$

素因数の和:589

約数の個数: 192

約数和(自身を含む): 83030400

約数和(自身を除く): 61975800

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, 120, 126, 135, 140, 150, 168, 175, 180, 189, 200, 210, 216, 225, 252, 270, 280, 300, 315, 350, 360, 378, 420, 450, 504, 525, 540, 557, 600, 630, 675, 700, 756, 840, 900, 945, 1050, 1080, 1114, 1260, 1350, 1400, 1512, 1575, 1671, 1800, 1890, 2100, 2228, 2520, 2700, 2785, 3150, 3342, 3780, 3899, 4200, 4456, 4725, 5013, 5400, 5570, 6300, 6684, 7560, 7798, 8355, 9450, 10026, 11140, 11697, 12600, 13368, 13925, 15039, 15596, 16710, 18900, 19495, 20052, 22280, 23394, 25065, 27850, 30078, 31192, 33420, 35091, 37800, 38990, 40104, 41775, 46788, 50130, 55700, 58485, 60156, 66840, 70182, 75195, 77980, 83550, 93576, 97475, 100260, 105273, 111400, 116970, 120312, 125325, 140364, 150390, 155960, 167100, 175455, 194950, 200520, 210546, 233940, 250650, 280728, 292425, 300780, 334200, 350910, 375975, 389900, 421092, 467880, 501300, 526365, 584850, 601560, 701820, 751950, 779800, 842184, 877275, 1002600, 1052730, 1169700, 1403640, 1503900, 1754550, 2105460, 2339400, 2631825, 3007800, 3509100, 4210920, 5263650, 7018200, 10527300, 21054600]

約数ペア:

[(1, 21054600), (2, 10527300), (3, 7018200), (4, 5263650), (5, 4210920), (6, 3509100), (7, 3007800), (8, 2631825), (9, 2339400), (10, 2105460), (12, 1754550), (14, 1503900), (15, 1403640), (18, 1169700), (20, 1052730), (21, 1002600), (24, 877275), (25, 842184), (27, 779800), (28, 751950), (30, 701820), (35, 601560), (36, 584850), (40, 526365), (42, 501300), (45, 467880), (50, 421092), (54, 389900), (56, 375975), (60, 350910), (63, 334200), (70, 300780), (72, 292425), (75, 280728), (84, 250650), (90, 233940), (100, 210546), (105, 200520), (108, 194950), (120, 175455), (126, 167100), (135, 155960), (140, 150390), (150, 140364), (168, 125325), (175, 120312), (180, 116970), (189, 111400), (200, 105273), (210, 100260), (216, 97475), (225, 93576), (252, 83550), (270, 77980), (280, 75195), (300, 70182), (315, 66840), (350, 60156), (360, 58485), (378, 55700), (420, 50130), (450, 46788), (504, 41775), (525, 40104), (540, 38990), (557, 37800), (600, 35091), (630, 33420), (675, 31192), (700, 30078), (756, 27850), (840, 25065), (900, 23394), (945, 22280), (1050, 20052), (1080, 19495), (1114, 18900), (1260, 16710), (1350, 15596), (1400, 15039), (1512, 13925), (1575, 13368), (1671, 12600), (1800, 11697), (1890, 11140), (2100, 10026), (2228, 9450), (2520, 8355), (2700, 7798), (2785, 7560), (3150, 6684), (3342, 6300), (3780, 5570), (3899, 5400), (4200, 5013), (4456, 4725)]