21288124

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37217}}^1$

素因数の和:37245

約数の個数: 24

約数和(自身を含む): 43768368

約数和(自身を除く): 22480244

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 37217, 74434, 148868, 409387, 483821, 818774, 967642, 1637548, 1935284, 5322031, 10644062, 21288124]

約数ペア:

[(1, 21288124), (2, 10644062), (4, 5322031), (11, 1935284), (13, 1637548), (22, 967642), (26, 818774), (44, 483821), (52, 409387), (143, 148868), (286, 74434), (572, 37217)]