21124532

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{36931}}^1$

素因数の和:36959

約数の個数: 24

約数和(自身を含む): 43432032

約数和(自身を除く): 22307500

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 36931, 73862, 147724, 406241, 480103, 812482, 960206, 1624964, 1920412, 5281133, 10562266, 21124532]

約数ペア:

[(1, 21124532), (2, 10562266), (4, 5281133), (11, 1920412), (13, 1624964), (22, 960206), (26, 812482), (44, 480103), (52, 406241), (143, 147724), (286, 73862), (572, 36931)]