21119807520

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{299317}}^1$

素因数の和:299352

約数の個数: 216

約数和(自身を含む): 83838373164

約数和(自身を除く): 62718565644

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, 299317, 598634, 897951, 1197268, 1496585, 1795902, 2095219, 2394536, 2693853, 2993170, 3591804, 4190438, 4489755, 4789072, 5387706, 5986340, 6285657, 7183608, 8380876, 8979510, 9578144, 10476095, 10775412, 11972680, 12571314, 13469265, 14367216, 14666533, 16761752, 17959020, 18856971, 20952190, 21550824, 23945360, 25142628, 26938530, 28734432, 29333066, 31428285, 33523504, 35918040, 37713942, 41904380, 43101648, 43999599, 47890720, 50285256, 53877060, 58666132, 62856570, 67047008, 71836080, 73332665, 75427884, 83808760, 86203296, 87999198, 94284855, 100570512, 107754120, 117332264, 125713140, 131998797, 143672160, 146665330, 150855768, 167617520, 175998396, 188569710, 201141024, 215508240, 219997995, 234664528, 251426280, 263997594, 293330660, 301711536, 335235040, 351996792, 377139420, 431016480, 439995990, 469329056, 502852560, 527995188, 586661320, 603423072, 659993985, 703993584, 754278840, 879991980, 1005705120, 1055990376, 1173322640, 1319987970, 1407987168, 1508557680, 1759983960, 2111980752, 2346645280, 2639975940, 3017115360, 3519967920, 4223961504, 5279951880, 7039935840, 10559903760, 21119807520]

約数ペア:

[(1, 21119807520), (2, 10559903760), (3, 7039935840), (4, 5279951880), (5, 4223961504), (6, 3519967920), (7, 3017115360), (8, 2639975940), (9, 2346645280), (10, 2111980752), (12, 1759983960), (14, 1508557680), (15, 1407987168), (16, 1319987970), (18, 1173322640), (20, 1055990376), (21, 1005705120), (24, 879991980), (28, 754278840), (30, 703993584), (32, 659993985), (35, 603423072), (36, 586661320), (40, 527995188), (42, 502852560), (45, 469329056), (48, 439995990), (49, 431016480), (56, 377139420), (60, 351996792), (63, 335235040), (70, 301711536), (72, 293330660), (80, 263997594), (84, 251426280), (90, 234664528), (96, 219997995), (98, 215508240), (105, 201141024), (112, 188569710), (120, 175998396), (126, 167617520), (140, 150855768), (144, 146665330), (147, 143672160), (160, 131998797), (168, 125713140), (180, 117332264), (196, 107754120), (210, 100570512), (224, 94284855), (240, 87999198), (245, 86203296), (252, 83808760), (280, 75427884), (288, 73332665), (294, 71836080), (315, 67047008), (336, 62856570), (360, 58666132), (392, 53877060), (420, 50285256), (441, 47890720), (480, 43999599), (490, 43101648), (504, 41904380), (560, 37713942), (588, 35918040), (630, 33523504), (672, 31428285), (720, 29333066), (735, 28734432), (784, 26938530), (840, 25142628), (882, 23945360), (980, 21550824), (1008, 20952190), (1120, 18856971), (1176, 17959020), (1260, 16761752), (1440, 14666533), (1470, 14367216), (1568, 13469265), (1680, 12571314), (1764, 11972680), (1960, 10775412), (2016, 10476095), (2205, 9578144), (2352, 8979510), (2520, 8380876), (2940, 7183608), (3360, 6285657), (3528, 5986340), (3920, 5387706), (4410, 4789072), (4704, 4489755), (5040, 4190438), (5880, 3591804), (7056, 2993170), (7840, 2693853), (8820, 2394536), (10080, 2095219), (11760, 1795902), (14112, 1496585), (17640, 1197268), (23520, 897951), (35280, 598634), (70560, 299317)]