21258050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{38651}}^1$

素因数の和:38674

約数の個数: 24

約数和(自身を含む): 43135632

約数和(自身を除く): 21877582

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 38651, 77302, 193255, 386510, 425161, 850322, 966275, 1932550, 2125805, 4251610, 10629025, 21258050]

約数ペア:

[(1, 21258050), (2, 10629025), (5, 4251610), (10, 2125805), (11, 1932550), (22, 966275), (25, 850322), (50, 425161), (55, 386510), (110, 193255), (275, 77302), (550, 38651)]