21601782

素因数分解:

$2^1\times 3^3\times {\mathrm{400033}}^1$

素因数の和:400044

約数の個数: 16

約数和(自身を含む): 48004080

約数和(自身を除く): 26402298

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 400033, 800066, 1200099, 2400198, 3600297, 7200594, 10800891, 21601782]

約数ペア:

[(1, 21601782), (2, 10800891), (3, 7200594), (6, 3600297), (9, 2400198), (18, 1200099), (27, 800066), (54, 400033)]