21097500853

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1009}}^1\times {\mathrm{2003}}^1$

素因数の和:3109

約数の個数: 32

約数和(自身を含む): 25162865280

約数和(自身を除く): 4065364427

約数列:

[1, 11, 13, 73, 143, 803, 949, 1009, 2003, 10439, 11099, 13117, 22033, 26039, 73657, 144287, 146219, 286429, 810227, 957541, 1608409, 1900847, 2021027, 10532951, 20909317, 22231297, 26273351, 147534971, 289006861, 1622884681, 1917954623, 21097500853]

約数ペア:

[(1, 21097500853), (11, 1917954623), (13, 1622884681), (73, 289006861), (143, 147534971), (803, 26273351), (949, 22231297), (1009, 20909317), (2003, 10532951), (10439, 2021027), (11099, 1900847), (13117, 1608409), (22033, 957541), (26039, 810227), (73657, 286429), (144287, 146219)]