21535657

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2063}}^1$

素因数の和:2160

約数の個数: 16

約数和(自身を含む): 25659648

約数和(自身を除く): 4123991

約数列:

[1, 11, 13, 73, 143, 803, 949, 2063, 10439, 22693, 26819, 150599, 295009, 1656589, 1957787, 21535657]

約数ペア:

[(1, 21535657), (11, 1957787), (13, 1656589), (73, 295009), (143, 150599), (803, 26819), (949, 22693), (2063, 10439)]