21349008

素因数分解:

$2^4\times 3^5\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:76

約数の個数: 180

約数和(自身を含む): 69283760

約数和(自身を除く): 47934752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 19, 24, 27, 34, 36, 38, 48, 51, 54, 57, 68, 72, 76, 81, 102, 108, 114, 136, 144, 152, 153, 162, 171, 204, 216, 228, 243, 272, 289, 304, 306, 323, 324, 342, 408, 432, 456, 459, 486, 513, 578, 612, 646, 648, 684, 816, 867, 912, 918, 969, 972, 1026, 1156, 1224, 1292, 1296, 1368, 1377, 1539, 1734, 1836, 1938, 1944, 2052, 2312, 2448, 2584, 2601, 2736, 2754, 2907, 3078, 3468, 3672, 3876, 3888, 4104, 4131, 4617, 4624, 5168, 5202, 5491, 5508, 5814, 6156, 6936, 7344, 7752, 7803, 8208, 8262, 8721, 9234, 10404, 10982, 11016, 11628, 12312, 13872, 15504, 15606, 16473, 16524, 17442, 18468, 20808, 21964, 22032, 23256, 23409, 24624, 26163, 31212, 32946, 33048, 34884, 36936, 41616, 43928, 46512, 46818, 49419, 52326, 62424, 65892, 66096, 69768, 70227, 73872, 78489, 87856, 93636, 98838, 104652, 124848, 131784, 139536, 140454, 148257, 156978, 187272, 197676, 209304, 263568, 280908, 296514, 313956, 374544, 395352, 418608, 444771, 561816, 593028, 627912, 790704, 889542, 1123632, 1186056, 1255824, 1334313, 1779084, 2372112, 2668626, 3558168, 5337252, 7116336, 10674504, 21349008]

約数ペア:

[(1, 21349008), (2, 10674504), (3, 7116336), (4, 5337252), (6, 3558168), (8, 2668626), (9, 2372112), (12, 1779084), (16, 1334313), (17, 1255824), (18, 1186056), (19, 1123632), (24, 889542), (27, 790704), (34, 627912), (36, 593028), (38, 561816), (48, 444771), (51, 418608), (54, 395352), (57, 374544), (68, 313956), (72, 296514), (76, 280908), (81, 263568), (102, 209304), (108, 197676), (114, 187272), (136, 156978), (144, 148257), (152, 140454), (153, 139536), (162, 131784), (171, 124848), (204, 104652), (216, 98838), (228, 93636), (243, 87856), (272, 78489), (289, 73872), (304, 70227), (306, 69768), (323, 66096), (324, 65892), (342, 62424), (408, 52326), (432, 49419), (456, 46818), (459, 46512), (486, 43928), (513, 41616), (578, 36936), (612, 34884), (646, 33048), (648, 32946), (684, 31212), (816, 26163), (867, 24624), (912, 23409), (918, 23256), (969, 22032), (972, 21964), (1026, 20808), (1156, 18468), (1224, 17442), (1292, 16524), (1296, 16473), (1368, 15606), (1377, 15504), (1539, 13872), (1734, 12312), (1836, 11628), (1938, 11016), (1944, 10982), (2052, 10404), (2312, 9234), (2448, 8721), (2584, 8262), (2601, 8208), (2736, 7803), (2754, 7752), (2907, 7344), (3078, 6936), (3468, 6156), (3672, 5814), (3876, 5508), (3888, 5491), (4104, 5202), (4131, 5168), (4617, 4624)]