21518112

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:143

約数の個数: 192

約数和(自身を含む): 73156608

約数和(自身を除く): 51638496

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 41, 42, 44, 48, 56, 66, 71, 77, 82, 84, 88, 96, 112, 123, 132, 142, 154, 164, 168, 176, 213, 224, 231, 246, 264, 284, 287, 308, 328, 336, 352, 426, 451, 462, 492, 497, 528, 568, 574, 616, 656, 672, 781, 852, 861, 902, 924, 984, 994, 1056, 1136, 1148, 1232, 1312, 1353, 1491, 1562, 1704, 1722, 1804, 1848, 1968, 1988, 2272, 2296, 2343, 2464, 2706, 2911, 2982, 3124, 3157, 3408, 3444, 3608, 3696, 3936, 3976, 4592, 4686, 5412, 5467, 5822, 5964, 6248, 6314, 6816, 6888, 7216, 7392, 7952, 8733, 9184, 9372, 9471, 10824, 10934, 11644, 11928, 12496, 12628, 13776, 14432, 15904, 16401, 17466, 18744, 18942, 20377, 21648, 21868, 23288, 23856, 24992, 25256, 27552, 32021, 32802, 34932, 37488, 37884, 40754, 43296, 43736, 46576, 47712, 50512, 61131, 64042, 65604, 69864, 74976, 75768, 81508, 87472, 93152, 96063, 101024, 122262, 128084, 131208, 139728, 151536, 163016, 174944, 192126, 224147, 244524, 256168, 262416, 279456, 303072, 326032, 384252, 448294, 489048, 512336, 524832, 652064, 672441, 768504, 896588, 978096, 1024672, 1344882, 1537008, 1793176, 1956192, 2689764, 3074016, 3586352, 5379528, 7172704, 10759056, 21518112]

約数ペア:

[(1, 21518112), (2, 10759056), (3, 7172704), (4, 5379528), (6, 3586352), (7, 3074016), (8, 2689764), (11, 1956192), (12, 1793176), (14, 1537008), (16, 1344882), (21, 1024672), (22, 978096), (24, 896588), (28, 768504), (32, 672441), (33, 652064), (41, 524832), (42, 512336), (44, 489048), (48, 448294), (56, 384252), (66, 326032), (71, 303072), (77, 279456), (82, 262416), (84, 256168), (88, 244524), (96, 224147), (112, 192126), (123, 174944), (132, 163016), (142, 151536), (154, 139728), (164, 131208), (168, 128084), (176, 122262), (213, 101024), (224, 96063), (231, 93152), (246, 87472), (264, 81508), (284, 75768), (287, 74976), (308, 69864), (328, 65604), (336, 64042), (352, 61131), (426, 50512), (451, 47712), (462, 46576), (492, 43736), (497, 43296), (528, 40754), (568, 37884), (574, 37488), (616, 34932), (656, 32802), (672, 32021), (781, 27552), (852, 25256), (861, 24992), (902, 23856), (924, 23288), (984, 21868), (994, 21648), (1056, 20377), (1136, 18942), (1148, 18744), (1232, 17466), (1312, 16401), (1353, 15904), (1491, 14432), (1562, 13776), (1704, 12628), (1722, 12496), (1804, 11928), (1848, 11644), (1968, 10934), (1988, 10824), (2272, 9471), (2296, 9372), (2343, 9184), (2464, 8733), (2706, 7952), (2911, 7392), (2982, 7216), (3124, 6888), (3157, 6816), (3408, 6314), (3444, 6248), (3608, 5964), (3696, 5822), (3936, 5467), (3976, 5412), (4592, 4686)]