21000325638

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{1217}}^1\times {\mathrm{66883}}^1$

素因数の和:68148

約数の個数: 32

約数和(自身を含む): 43013367936

約数和(自身を除く): 22013042298

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 1217, 2434, 3651, 7302, 52331, 66883, 104662, 133766, 156993, 200649, 313986, 401298, 2875969, 5751938, 8627907, 17255814, 81396611, 162793222, 244189833, 488379666, 3500054273, 7000108546, 10500162819, 21000325638]

約数ペア:

[(1, 21000325638), (2, 10500162819), (3, 7000108546), (6, 3500054273), (43, 488379666), (86, 244189833), (129, 162793222), (258, 81396611), (1217, 17255814), (2434, 8627907), (3651, 5751938), (7302, 2875969), (52331, 401298), (66883, 313986), (104662, 200649), (133766, 156993)]