21192948

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{17}}^2\times {\mathrm{97}}^1$

素因数の和:151

約数の個数: 144

約数和(自身を含む): 67392640

約数和(自身を除く): 46199692

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 27, 28, 34, 36, 42, 51, 54, 63, 68, 84, 97, 102, 108, 119, 126, 153, 189, 194, 204, 238, 252, 289, 291, 306, 357, 378, 388, 459, 476, 578, 582, 612, 679, 714, 756, 867, 873, 918, 1071, 1156, 1164, 1358, 1428, 1649, 1734, 1746, 1836, 2023, 2037, 2142, 2601, 2619, 2716, 3213, 3298, 3468, 3492, 4046, 4074, 4284, 4947, 5202, 5238, 6069, 6111, 6426, 6596, 7803, 8092, 8148, 9894, 10404, 10476, 11543, 12138, 12222, 12852, 14841, 15606, 18207, 18333, 19788, 23086, 24276, 24444, 28033, 29682, 31212, 34629, 36414, 36666, 44523, 46172, 54621, 56066, 59364, 69258, 72828, 73332, 84099, 89046, 103887, 109242, 112132, 138516, 168198, 178092, 196231, 207774, 218484, 252297, 311661, 336396, 392462, 415548, 504594, 588693, 623322, 756891, 784924, 1009188, 1177386, 1246644, 1513782, 1766079, 2354772, 3027564, 3532158, 5298237, 7064316, 10596474, 21192948]

約数ペア:

[(1, 21192948), (2, 10596474), (3, 7064316), (4, 5298237), (6, 3532158), (7, 3027564), (9, 2354772), (12, 1766079), (14, 1513782), (17, 1246644), (18, 1177386), (21, 1009188), (27, 784924), (28, 756891), (34, 623322), (36, 588693), (42, 504594), (51, 415548), (54, 392462), (63, 336396), (68, 311661), (84, 252297), (97, 218484), (102, 207774), (108, 196231), (119, 178092), (126, 168198), (153, 138516), (189, 112132), (194, 109242), (204, 103887), (238, 89046), (252, 84099), (289, 73332), (291, 72828), (306, 69258), (357, 59364), (378, 56066), (388, 54621), (459, 46172), (476, 44523), (578, 36666), (582, 36414), (612, 34629), (679, 31212), (714, 29682), (756, 28033), (867, 24444), (873, 24276), (918, 23086), (1071, 19788), (1156, 18333), (1164, 18207), (1358, 15606), (1428, 14841), (1649, 12852), (1734, 12222), (1746, 12138), (1836, 11543), (2023, 10476), (2037, 10404), (2142, 9894), (2601, 8148), (2619, 8092), (2716, 7803), (3213, 6596), (3298, 6426), (3468, 6111), (3492, 6069), (4046, 5238), (4074, 5202), (4284, 4947)]