21767653544

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1573717}}^1$

素因数の和:1573762

約数の個数: 64

約数和(自身を含む): 52876924800

約数和(自身を除く): 31109271256

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 104, 133, 152, 182, 247, 266, 364, 494, 532, 728, 988, 1064, 1729, 1976, 3458, 6916, 13832, 1573717, 3147434, 6294868, 11016019, 12589736, 20458321, 22032038, 29900623, 40916642, 44064076, 59801246, 81833284, 88128152, 119602492, 143208247, 163666568, 209304361, 239204984, 286416494, 388708099, 418608722, 572832988, 777416198, 837217444, 1145665976, 1554832396, 1674434888, 2720956693, 3109664792, 5441913386, 10883826772, 21767653544]

約数ペア:

[(1, 21767653544), (2, 10883826772), (4, 5441913386), (7, 3109664792), (8, 2720956693), (13, 1674434888), (14, 1554832396), (19, 1145665976), (26, 837217444), (28, 777416198), (38, 572832988), (52, 418608722), (56, 388708099), (76, 286416494), (91, 239204984), (104, 209304361), (133, 163666568), (152, 143208247), (182, 119602492), (247, 88128152), (266, 81833284), (364, 59801246), (494, 44064076), (532, 40916642), (728, 29900623), (988, 22032038), (1064, 20458321), (1729, 12589736), (1976, 11016019), (3458, 6294868), (6916, 3147434), (13832, 1573717)]