21225776

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9277}}^1$

素因数の和:9309

約数の個数: 40

約数和(自身を含む): 48319824

約数和(自身を除く): 27094048

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 9277, 18554, 37108, 74216, 102047, 120601, 148432, 204094, 241202, 408188, 482404, 816376, 964808, 1326611, 1632752, 1929616, 2653222, 5306444, 10612888, 21225776]

約数ペア:

[(1, 21225776), (2, 10612888), (4, 5306444), (8, 2653222), (11, 1929616), (13, 1632752), (16, 1326611), (22, 964808), (26, 816376), (44, 482404), (52, 408188), (88, 241202), (104, 204094), (143, 148432), (176, 120601), (208, 102047), (286, 74216), (572, 37108), (1144, 18554), (2288, 9277)]