21000948048

素因数分解:

$2^4\times 3^2\times {\mathrm{59}}^1\times {\mathrm{2471863}}^1$

素因数の和:2471936

約数の個数: 60

約数和(自身を含む): 59769671520

約数和(自身を除く): 38768723472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 59, 72, 118, 144, 177, 236, 354, 472, 531, 708, 944, 1062, 1416, 2124, 2832, 4248, 8496, 2471863, 4943726, 7415589, 9887452, 14831178, 19774904, 22246767, 29662356, 39549808, 44493534, 59324712, 88987068, 118649424, 145839917, 177974136, 291679834, 355948272, 437519751, 583359668, 875039502, 1166719336, 1312559253, 1750079004, 2333438672, 2625118506, 3500158008, 5250237012, 7000316016, 10500474024, 21000948048]

約数ペア:

[(1, 21000948048), (2, 10500474024), (3, 7000316016), (4, 5250237012), (6, 3500158008), (8, 2625118506), (9, 2333438672), (12, 1750079004), (16, 1312559253), (18, 1166719336), (24, 875039502), (36, 583359668), (48, 437519751), (59, 355948272), (72, 291679834), (118, 177974136), (144, 145839917), (177, 118649424), (236, 88987068), (354, 59324712), (472, 44493534), (531, 39549808), (708, 29662356), (944, 22246767), (1062, 19774904), (1416, 14831178), (2124, 9887452), (2832, 7415589), (4248, 4943726), (8496, 2471863)]