21000604352

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{53819}}^1$

素因数の和:53918

約数の個数: 112

約数和(自身を含む): 52056426240

約数和(自身を除く): 31055821888

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 67, 91, 104, 112, 134, 182, 208, 224, 268, 364, 416, 448, 469, 536, 728, 832, 871, 938, 1072, 1456, 1742, 1876, 2144, 2912, 3484, 3752, 4288, 5824, 6097, 6968, 7504, 12194, 13936, 15008, 24388, 27872, 30016, 48776, 53819, 55744, 97552, 107638, 195104, 215276, 376733, 390208, 430552, 699647, 753466, 861104, 1399294, 1506932, 1722208, 2798588, 3013864, 3444416, 3605873, 4897529, 5597176, 6027728, 7211746, 9795058, 11194352, 12055456, 14423492, 19590116, 22388704, 24110912, 25241111, 28846984, 39180232, 44777408, 46876349, 50482222, 57693968, 78360464, 93752698, 100964444, 115387936, 156720928, 187505396, 201928888, 230775872, 313441856, 328134443, 375010792, 403857776, 656268886, 750021584, 807715552, 1312537772, 1500043168, 1615431104, 2625075544, 3000086336, 5250151088, 10500302176, 21000604352]

約数ペア:

[(1, 21000604352), (2, 10500302176), (4, 5250151088), (7, 3000086336), (8, 2625075544), (13, 1615431104), (14, 1500043168), (16, 1312537772), (26, 807715552), (28, 750021584), (32, 656268886), (52, 403857776), (56, 375010792), (64, 328134443), (67, 313441856), (91, 230775872), (104, 201928888), (112, 187505396), (134, 156720928), (182, 115387936), (208, 100964444), (224, 93752698), (268, 78360464), (364, 57693968), (416, 50482222), (448, 46876349), (469, 44777408), (536, 39180232), (728, 28846984), (832, 25241111), (871, 24110912), (938, 22388704), (1072, 19590116), (1456, 14423492), (1742, 12055456), (1876, 11194352), (2144, 9795058), (2912, 7211746), (3484, 6027728), (3752, 5597176), (4288, 4897529), (5824, 3605873), (6097, 3444416), (6968, 3013864), (7504, 2798588), (12194, 1722208), (13936, 1506932), (15008, 1399294), (24388, 861104), (27872, 753466), (30016, 699647), (48776, 430552), (53819, 390208), (55744, 376733), (97552, 215276), (107638, 195104)]