21357524160

素因数分解:

$2^6\times 3^2\times 5^1\times 7^2\times {\mathrm{151343}}^1$

素因数の和:151380

約数の個数: 252

約数和(自身を含む): 85455178848

約数和(自身を除く): 64097654688

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, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 320, 336, 360, 392, 420, 441, 448, 480, 490, 504, 560, 576, 588, 630, 672, 720, 735, 784, 840, 882, 960, 980, 1008, 1120, 1176, 1260, 1344, 1440, 1470, 1568, 1680, 1764, 1960, 2016, 2205, 2240, 2352, 2520, 2880, 2940, 3136, 3360, 3528, 3920, 4032, 4410, 4704, 5040, 5880, 6720, 7056, 7840, 8820, 9408, 10080, 11760, 14112, 15680, 17640, 20160, 23520, 28224, 35280, 47040, 70560, 141120, 151343, 302686, 454029, 605372, 756715, 908058, 1059401, 1210744, 1362087, 1513430, 1816116, 2118802, 2270145, 2421488, 2724174, 3026860, 3178203, 3632232, 4237604, 4540290, 4842976, 5297005, 5448348, 6053720, 6356406, 6810435, 7264464, 7415807, 8475208, 9080580, 9534609, 9685952, 10594010, 10896696, 12107440, 12712812, 13620870, 14528928, 14831614, 15891015, 16950416, 18161160, 19069218, 21188020, 21793392, 22247421, 24214880, 25425624, 27241740, 29057856, 29663228, 31782030, 33900832, 36322320, 37079035, 38138436, 42376040, 43586784, 44494842, 47673045, 48429760, 50851248, 54483480, 59326456, 63564060, 66742263, 67801664, 72644640, 74158070, 76276872, 84752080, 87173568, 88989684, 95346090, 101702496, 108966960, 111237105, 118652912, 127128120, 133484526, 145289280, 148316140, 152553744, 169504160, 177979368, 190692180, 203404992, 217933920, 222474210, 237305824, 254256240, 266969052, 296632280, 305107488, 333711315, 339008320, 355958736, 381384360, 435867840, 444948420, 474611648, 508512480, 533938104, 593264560, 610214976, 667422630, 711917472, 762768720, 889896840, 1017024960, 1067876208, 1186529120, 1334845260, 1423834944, 1525537440, 1779793680, 2135752416, 2373058240, 2669690520, 3051074880, 3559587360, 4271504832, 5339381040, 7119174720, 10678762080, 21357524160]

約数ペア:

[(1, 21357524160), (2, 10678762080), (3, 7119174720), (4, 5339381040), (5, 4271504832), (6, 3559587360), (7, 3051074880), (8, 2669690520), (9, 2373058240), (10, 2135752416), (12, 1779793680), (14, 1525537440), (15, 1423834944), (16, 1334845260), (18, 1186529120), (20, 1067876208), (21, 1017024960), (24, 889896840), (28, 762768720), (30, 711917472), (32, 667422630), (35, 610214976), (36, 593264560), (40, 533938104), (42, 508512480), (45, 474611648), (48, 444948420), (49, 435867840), (56, 381384360), (60, 355958736), (63, 339008320), (64, 333711315), (70, 305107488), (72, 296632280), (80, 266969052), (84, 254256240), (90, 237305824), (96, 222474210), (98, 217933920), (105, 203404992), (112, 190692180), (120, 177979368), (126, 169504160), (140, 152553744), (144, 148316140), (147, 145289280), (160, 133484526), (168, 127128120), (180, 118652912), (192, 111237105), (196, 108966960), (210, 101702496), (224, 95346090), (240, 88989684), (245, 87173568), (252, 84752080), (280, 76276872), (288, 74158070), (294, 72644640), (315, 67801664), (320, 66742263), (336, 63564060), (360, 59326456), (392, 54483480), (420, 50851248), (441, 48429760), (448, 47673045), (480, 44494842), (490, 43586784), (504, 42376040), (560, 38138436), (576, 37079035), (588, 36322320), (630, 33900832), (672, 31782030), (720, 29663228), (735, 29057856), (784, 27241740), (840, 25425624), (882, 24214880), (960, 22247421), (980, 21793392), (1008, 21188020), (1120, 19069218), (1176, 18161160), (1260, 16950416), (1344, 15891015), (1440, 14831614), (1470, 14528928), (1568, 13620870), (1680, 12712812), (1764, 12107440), (1960, 10896696), (2016, 10594010), (2205, 9685952), (2240, 9534609), (2352, 9080580), (2520, 8475208), (2880, 7415807), (2940, 7264464), (3136, 6810435), (3360, 6356406), (3528, 6053720), (3920, 5448348), (4032, 5297005), (4410, 4842976), (4704, 4540290), (5040, 4237604), (5880, 3632232), (6720, 3178203), (7056, 3026860), (7840, 2724174), (8820, 2421488), (9408, 2270145), (10080, 2118802), (11760, 1816116), (14112, 1513430), (15680, 1362087), (17640, 1210744), (20160, 1059401), (23520, 908058), (28224, 756715), (35280, 605372), (47040, 454029), (70560, 302686), (141120, 151343)]