21697995088

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1123}}^1\times {\mathrm{15683}}^1$

素因数の和:16832

約数の個数: 80

約数和(自身を含む): 52463356416

約数和(自身を除く): 30765361328

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1123, 1232, 2246, 4492, 7861, 8984, 12353, 15683, 15722, 17968, 24706, 31366, 31444, 49412, 62732, 62888, 86471, 98824, 109781, 125464, 125776, 172513, 172942, 197648, 219562, 250928, 345026, 345884, 439124, 690052, 691768, 878248, 1207591, 1380104, 1383536, 1756496, 2415182, 2760208, 4830364, 9660728, 17612009, 19321456, 35224018, 70448036, 123284063, 140896072, 193732099, 246568126, 281792144, 387464198, 493136252, 774928396, 986272504, 1356124693, 1549856792, 1972545008, 2712249386, 3099713584, 5424498772, 10848997544, 21697995088]

約数ペア:

[(1, 21697995088), (2, 10848997544), (4, 5424498772), (7, 3099713584), (8, 2712249386), (11, 1972545008), (14, 1549856792), (16, 1356124693), (22, 986272504), (28, 774928396), (44, 493136252), (56, 387464198), (77, 281792144), (88, 246568126), (112, 193732099), (154, 140896072), (176, 123284063), (308, 70448036), (616, 35224018), (1123, 19321456), (1232, 17612009), (2246, 9660728), (4492, 4830364), (7861, 2760208), (8984, 2415182), (12353, 1756496), (15683, 1383536), (15722, 1380104), (17968, 1207591), (24706, 878248), (31366, 691768), (31444, 690052), (49412, 439124), (62732, 345884), (62888, 345026), (86471, 250928), (98824, 219562), (109781, 197648), (125464, 172942), (125776, 172513)]