21899808

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:117

約数の個数: 240

約数和(自身を含む): 79035264

約数和(自身を除く): 57135456

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 27, 28, 32, 34, 36, 42, 48, 51, 54, 56, 63, 68, 71, 72, 81, 84, 96, 102, 108, 112, 119, 126, 136, 142, 144, 153, 162, 168, 189, 204, 213, 216, 224, 238, 252, 272, 284, 288, 306, 324, 336, 357, 378, 408, 426, 432, 459, 476, 497, 504, 544, 567, 568, 612, 639, 648, 672, 714, 756, 816, 852, 864, 918, 952, 994, 1008, 1071, 1134, 1136, 1207, 1224, 1278, 1296, 1377, 1428, 1491, 1512, 1632, 1704, 1836, 1904, 1917, 1988, 2016, 2142, 2268, 2272, 2414, 2448, 2556, 2592, 2754, 2856, 2982, 3024, 3213, 3408, 3621, 3672, 3808, 3834, 3976, 4284, 4473, 4536, 4828, 4896, 5112, 5508, 5712, 5751, 5964, 6048, 6426, 6816, 7242, 7344, 7668, 7952, 8449, 8568, 8946, 9072, 9639, 9656, 10224, 10863, 11016, 11424, 11502, 11928, 12852, 13419, 14484, 14688, 15336, 15904, 16898, 17136, 17892, 18144, 19278, 19312, 20448, 21726, 22032, 23004, 23856, 25347, 25704, 26838, 28968, 30672, 32589, 33796, 34272, 35784, 38556, 38624, 40257, 43452, 44064, 46008, 47712, 50694, 51408, 53676, 57936, 61344, 65178, 67592, 71568, 76041, 77112, 80514, 86904, 92016, 97767, 101388, 102816, 107352, 115872, 130356, 135184, 143136, 152082, 154224, 161028, 173808, 184032, 195534, 202776, 214704, 228123, 260712, 270368, 304164, 308448, 322056, 347616, 391068, 405552, 429408, 456246, 521424, 608328, 644112, 684369, 782136, 811104, 912492, 1042848, 1216656, 1288224, 1368738, 1564272, 1824984, 2433312, 2737476, 3128544, 3649968, 5474952, 7299936, 10949904, 21899808]

約数ペア:

[(1, 21899808), (2, 10949904), (3, 7299936), (4, 5474952), (6, 3649968), (7, 3128544), (8, 2737476), (9, 2433312), (12, 1824984), (14, 1564272), (16, 1368738), (17, 1288224), (18, 1216656), (21, 1042848), (24, 912492), (27, 811104), (28, 782136), (32, 684369), (34, 644112), (36, 608328), (42, 521424), (48, 456246), (51, 429408), (54, 405552), (56, 391068), (63, 347616), (68, 322056), (71, 308448), (72, 304164), (81, 270368), (84, 260712), (96, 228123), (102, 214704), (108, 202776), (112, 195534), (119, 184032), (126, 173808), (136, 161028), (142, 154224), (144, 152082), (153, 143136), (162, 135184), (168, 130356), (189, 115872), (204, 107352), (213, 102816), (216, 101388), (224, 97767), (238, 92016), (252, 86904), (272, 80514), (284, 77112), (288, 76041), (306, 71568), (324, 67592), (336, 65178), (357, 61344), (378, 57936), (408, 53676), (426, 51408), (432, 50694), (459, 47712), (476, 46008), (497, 44064), (504, 43452), (544, 40257), (567, 38624), (568, 38556), (612, 35784), (639, 34272), (648, 33796), (672, 32589), (714, 30672), (756, 28968), (816, 26838), (852, 25704), (864, 25347), (918, 23856), (952, 23004), (994, 22032), (1008, 21726), (1071, 20448), (1134, 19312), (1136, 19278), (1207, 18144), (1224, 17892), (1278, 17136), (1296, 16898), (1377, 15904), (1428, 15336), (1491, 14688), (1512, 14484), (1632, 13419), (1704, 12852), (1836, 11928), (1904, 11502), (1917, 11424), (1988, 11016), (2016, 10863), (2142, 10224), (2268, 9656), (2272, 9639), (2414, 9072), (2448, 8946), (2556, 8568), (2592, 8449), (2754, 7952), (2856, 7668), (2982, 7344), (3024, 7242), (3213, 6816), (3408, 6426), (3621, 6048), (3672, 5964), (3808, 5751), (3834, 5712), (3976, 5508), (4284, 5112), (4473, 4896), (4536, 4828)]