21527844474

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^2\times {\mathrm{643}}^1$

素因数の和:916

約数の個数: 96

約数和(自身を含む): 47788715520

約数和(自身を除く): 26260871046

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 69, 113, 114, 138, 226, 339, 437, 643, 678, 874, 1286, 1311, 1929, 2147, 2599, 2622, 3858, 4294, 5198, 6441, 7797, 12217, 12769, 12882, 14789, 15594, 24434, 25538, 29578, 36651, 38307, 44367, 49381, 72659, 73302, 76614, 88734, 98762, 145318, 148143, 217977, 242611, 280991, 293687, 296286, 435954, 485222, 561982, 587374, 727833, 842973, 881061, 1380521, 1455666, 1671157, 1685946, 1762122, 2761042, 3342314, 4141563, 5013471, 5580053, 8210467, 8283126, 10026942, 11160106, 16420934, 16740159, 24631401, 31751983, 33480318, 49262802, 63503966, 95255949, 155998873, 188840741, 190511898, 311997746, 377681482, 467996619, 566522223, 935993238, 1133044446, 3587974079, 7175948158, 10763922237, 21527844474]

約数ペア:

[(1, 21527844474), (2, 10763922237), (3, 7175948158), (6, 3587974079), (19, 1133044446), (23, 935993238), (38, 566522223), (46, 467996619), (57, 377681482), (69, 311997746), (113, 190511898), (114, 188840741), (138, 155998873), (226, 95255949), (339, 63503966), (437, 49262802), (643, 33480318), (678, 31751983), (874, 24631401), (1286, 16740159), (1311, 16420934), (1929, 11160106), (2147, 10026942), (2599, 8283126), (2622, 8210467), (3858, 5580053), (4294, 5013471), (5198, 4141563), (6441, 3342314), (7797, 2761042), (12217, 1762122), (12769, 1685946), (12882, 1671157), (14789, 1455666), (15594, 1380521), (24434, 881061), (25538, 842973), (29578, 727833), (36651, 587374), (38307, 561982), (44367, 485222), (49381, 435954), (72659, 296286), (73302, 293687), (76614, 280991), (88734, 242611), (98762, 217977), (145318, 148143)]