21335628

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^2\times {\mathrm{3361}}^1$

素因数の和:3414

約数の個数: 36

約数和(自身を含む): 52057208

約数和(自身を除く): 30721580

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 529, 1058, 1587, 2116, 3174, 3361, 6348, 6722, 10083, 13444, 20166, 40332, 77303, 154606, 231909, 309212, 463818, 927636, 1777969, 3555938, 5333907, 7111876, 10667814, 21335628]

約数ペア:

[(1, 21335628), (2, 10667814), (3, 7111876), (4, 5333907), (6, 3555938), (12, 1777969), (23, 927636), (46, 463818), (69, 309212), (92, 231909), (138, 154606), (276, 77303), (529, 40332), (1058, 20166), (1587, 13444), (2116, 10083), (3174, 6722), (3361, 6348)]