21413054880

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{303473}}^1$

素因数の和:303508

約数の個数: 216

約数和(自身を含む): 85002460452

約数和(自身を除く): 63589405572

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 360, 392, 420, 441, 480, 490, 504, 560, 588, 630, 672, 720, 735, 784, 840, 882, 980, 1008, 1120, 1176, 1260, 1440, 1470, 1568, 1680, 1764, 1960, 2016, 2205, 2352, 2520, 2940, 3360, 3528, 3920, 4410, 4704, 5040, 5880, 7056, 7840, 8820, 10080, 11760, 14112, 17640, 23520, 35280, 70560, 303473, 606946, 910419, 1213892, 1517365, 1820838, 2124311, 2427784, 2731257, 3034730, 3641676, 4248622, 4552095, 4855568, 5462514, 6069460, 6372933, 7283352, 8497244, 9104190, 9711136, 10621555, 10925028, 12138920, 12745866, 13656285, 14566704, 14870177, 16994488, 18208380, 19118799, 21243110, 21850056, 24277840, 25491732, 27312570, 29133408, 29740354, 31864665, 33988976, 36416760, 38237598, 42486220, 43700112, 44610531, 48555680, 50983464, 54625140, 59480708, 63729330, 67977952, 72833520, 74350885, 76475196, 84972440, 87400224, 89221062, 95593995, 101966928, 109250280, 118961416, 127458660, 133831593, 145667040, 148701770, 152950392, 169944880, 178442124, 191187990, 203933856, 218500560, 223052655, 237922832, 254917320, 267663186, 297403540, 305900784, 339889760, 356884248, 382375980, 437001120, 446105310, 475845664, 509834640, 535326372, 594807080, 611801568, 669157965, 713768496, 764751960, 892210620, 1019669280, 1070652744, 1189614160, 1338315930, 1427536992, 1529503920, 1784421240, 2141305488, 2379228320, 2676631860, 3059007840, 3568842480, 4282610976, 5353263720, 7137684960, 10706527440, 21413054880]

約数ペア:

[(1, 21413054880), (2, 10706527440), (3, 7137684960), (4, 5353263720), (5, 4282610976), (6, 3568842480), (7, 3059007840), (8, 2676631860), (9, 2379228320), (10, 2141305488), (12, 1784421240), (14, 1529503920), (15, 1427536992), (16, 1338315930), (18, 1189614160), (20, 1070652744), (21, 1019669280), (24, 892210620), (28, 764751960), (30, 713768496), (32, 669157965), (35, 611801568), (36, 594807080), (40, 535326372), (42, 509834640), (45, 475845664), (48, 446105310), (49, 437001120), (56, 382375980), (60, 356884248), (63, 339889760), (70, 305900784), (72, 297403540), (80, 267663186), (84, 254917320), (90, 237922832), (96, 223052655), (98, 218500560), (105, 203933856), (112, 191187990), (120, 178442124), (126, 169944880), (140, 152950392), (144, 148701770), (147, 145667040), (160, 133831593), (168, 127458660), (180, 118961416), (196, 109250280), (210, 101966928), (224, 95593995), (240, 89221062), (245, 87400224), (252, 84972440), (280, 76475196), (288, 74350885), (294, 72833520), (315, 67977952), (336, 63729330), (360, 59480708), (392, 54625140), (420, 50983464), (441, 48555680), (480, 44610531), (490, 43700112), (504, 42486220), (560, 38237598), (588, 36416760), (630, 33988976), (672, 31864665), (720, 29740354), (735, 29133408), (784, 27312570), (840, 25491732), (882, 24277840), (980, 21850056), (1008, 21243110), (1120, 19118799), (1176, 18208380), (1260, 16994488), (1440, 14870177), (1470, 14566704), (1568, 13656285), (1680, 12745866), (1764, 12138920), (1960, 10925028), (2016, 10621555), (2205, 9711136), (2352, 9104190), (2520, 8497244), (2940, 7283352), (3360, 6372933), (3528, 6069460), (3920, 5462514), (4410, 4855568), (4704, 4552095), (5040, 4248622), (5880, 3641676), (7056, 3034730), (7840, 2731257), (8820, 2427784), (10080, 2124311), (11760, 1820838), (14112, 1517365), (17640, 1213892), (23520, 910419), (35280, 606946), (70560, 303473)]