21999163824

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{5381}}^1$

素因数の和:5524

約数の個数: 240

約数和(自身を含む): 70273850400

約数和(自身を除く): 48274686576

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 29, 33, 36, 44, 48, 58, 66, 72, 87, 88, 89, 99, 116, 132, 144, 174, 176, 178, 198, 232, 261, 264, 267, 319, 348, 356, 396, 464, 522, 528, 534, 638, 696, 712, 792, 801, 957, 979, 1044, 1068, 1276, 1392, 1424, 1584, 1602, 1914, 1958, 2088, 2136, 2552, 2581, 2871, 2937, 3204, 3828, 3916, 4176, 4272, 5104, 5162, 5381, 5742, 5874, 6408, 7656, 7743, 7832, 8811, 10324, 10762, 11484, 11748, 12816, 15312, 15486, 15664, 16143, 17622, 20648, 21524, 22968, 23229, 23496, 28391, 30972, 32286, 35244, 41296, 43048, 45936, 46458, 46992, 48429, 56782, 59191, 61944, 64572, 70488, 85173, 86096, 92916, 96858, 113564, 118382, 123888, 129144, 140976, 156049, 170346, 177573, 185832, 193716, 227128, 236764, 255519, 258288, 312098, 340692, 355146, 371664, 387432, 454256, 468147, 473528, 478909, 511038, 532719, 624196, 681384, 710292, 774864, 936294, 947056, 957818, 1022076, 1065438, 1248392, 1362768, 1404441, 1420584, 1436727, 1716539, 1872588, 1915636, 2044152, 2130876, 2496784, 2808882, 2841168, 2873454, 3433078, 3745176, 3831272, 4088304, 4261752, 4310181, 5149617, 5267999, 5617764, 5746908, 6866156, 7490352, 7662544, 8523504, 8620362, 10299234, 10535998, 11235528, 11493816, 13732312, 13888361, 15448851, 15803997, 17240724, 20598468, 21071996, 22471056, 22987632, 27464624, 27776722, 30897702, 31607994, 34481448, 41196936, 41665083, 42143992, 47411991, 55553444, 61795404, 63215988, 68962896, 82393872, 83330166, 84287984, 94823982, 111106888, 123590808, 124995249, 126431976, 152771971, 166660332, 189647964, 222213776, 247181616, 249990498, 252863952, 305543942, 333320664, 379295928, 458315913, 499980996, 611087884, 666641328, 758591856, 916631826, 999961992, 1222175768, 1374947739, 1833263652, 1999923984, 2444351536, 2749895478, 3666527304, 5499790956, 7333054608, 10999581912, 21999163824]

約数ペア:

[(1, 21999163824), (2, 10999581912), (3, 7333054608), (4, 5499790956), (6, 3666527304), (8, 2749895478), (9, 2444351536), (11, 1999923984), (12, 1833263652), (16, 1374947739), (18, 1222175768), (22, 999961992), (24, 916631826), (29, 758591856), (33, 666641328), (36, 611087884), (44, 499980996), (48, 458315913), (58, 379295928), (66, 333320664), (72, 305543942), (87, 252863952), (88, 249990498), (89, 247181616), (99, 222213776), (116, 189647964), (132, 166660332), (144, 152771971), (174, 126431976), (176, 124995249), (178, 123590808), (198, 111106888), (232, 94823982), (261, 84287984), (264, 83330166), (267, 82393872), (319, 68962896), (348, 63215988), (356, 61795404), (396, 55553444), (464, 47411991), (522, 42143992), (528, 41665083), (534, 41196936), (638, 34481448), (696, 31607994), (712, 30897702), (792, 27776722), (801, 27464624), (957, 22987632), (979, 22471056), (1044, 21071996), (1068, 20598468), (1276, 17240724), (1392, 15803997), (1424, 15448851), (1584, 13888361), (1602, 13732312), (1914, 11493816), (1958, 11235528), (2088, 10535998), (2136, 10299234), (2552, 8620362), (2581, 8523504), (2871, 7662544), (2937, 7490352), (3204, 6866156), (3828, 5746908), (3916, 5617764), (4176, 5267999), (4272, 5149617), (5104, 4310181), (5162, 4261752), (5381, 4088304), (5742, 3831272), (5874, 3745176), (6408, 3433078), (7656, 2873454), (7743, 2841168), (7832, 2808882), (8811, 2496784), (10324, 2130876), (10762, 2044152), (11484, 1915636), (11748, 1872588), (12816, 1716539), (15312, 1436727), (15486, 1420584), (15664, 1404441), (16143, 1362768), (17622, 1248392), (20648, 1065438), (21524, 1022076), (22968, 957818), (23229, 947056), (23496, 936294), (28391, 774864), (30972, 710292), (32286, 681384), (35244, 624196), (41296, 532719), (43048, 511038), (45936, 478909), (46458, 473528), (46992, 468147), (48429, 454256), (56782, 387432), (59191, 371664), (61944, 355146), (64572, 340692), (70488, 312098), (85173, 258288), (86096, 255519), (92916, 236764), (96858, 227128), (113564, 193716), (118382, 185832), (123888, 177573), (129144, 170346), (140976, 156049)]