21872213736

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2821493}}^1$

素因数の和:2821538

約数の個数: 64

約数和(自身を含む): 60944270400

約数和(自身を除く): 39072056664

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 19, 24, 34, 38, 51, 57, 68, 76, 102, 114, 136, 152, 204, 228, 323, 408, 456, 646, 969, 1292, 1938, 2584, 3876, 7752, 2821493, 5642986, 8464479, 11285972, 16928958, 22571944, 33857916, 47965381, 53608367, 67715832, 95930762, 107216734, 143896143, 160825101, 191861524, 214433468, 287792286, 321650202, 383723048, 428866936, 575584572, 643300404, 911342239, 1151169144, 1286600808, 1822684478, 2734026717, 3645368956, 5468053434, 7290737912, 10936106868, 21872213736]

約数ペア:

[(1, 21872213736), (2, 10936106868), (3, 7290737912), (4, 5468053434), (6, 3645368956), (8, 2734026717), (12, 1822684478), (17, 1286600808), (19, 1151169144), (24, 911342239), (34, 643300404), (38, 575584572), (51, 428866936), (57, 383723048), (68, 321650202), (76, 287792286), (102, 214433468), (114, 191861524), (136, 160825101), (152, 143896143), (204, 107216734), (228, 95930762), (323, 67715832), (408, 53608367), (456, 47965381), (646, 33857916), (969, 22571944), (1292, 16928958), (1938, 11285972), (2584, 8464479), (3876, 5642986), (7752, 2821493)]