2021067568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{10111}}^1$

素因数の和:10194

約数の個数: 60

約数和(自身を含む): 4357887744

約数和(自身を除く): 2336820176

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 961, 1612, 1922, 3224, 3844, 6448, 7688, 10111, 12493, 15376, 20222, 24986, 40444, 49972, 80888, 99944, 131443, 161776, 199888, 262886, 313441, 525772, 626882, 1051544, 1253764, 2103088, 2507528, 4074733, 5015056, 8149466, 9716671, 16298932, 19433342, 32597864, 38866684, 65195728, 77733368, 126316723, 155466736, 252633446, 505266892, 1010533784, 2021067568]

約数ペア:

[(1, 2021067568), (2, 1010533784), (4, 505266892), (8, 252633446), (13, 155466736), (16, 126316723), (26, 77733368), (31, 65195728), (52, 38866684), (62, 32597864), (104, 19433342), (124, 16298932), (208, 9716671), (248, 8149466), (403, 5015056), (496, 4074733), (806, 2507528), (961, 2103088), (1612, 1253764), (1922, 1051544), (3224, 626882), (3844, 525772), (6448, 313441), (7688, 262886), (10111, 199888), (12493, 161776), (15376, 131443), (20222, 99944), (24986, 80888), (40444, 49972)]