21703086

素因数分解:

$2^1\times 3^3\times {\mathrm{401909}}^1$

素因数の和:401920

約数の個数: 16

約数和(自身を含む): 48229200

約数和(自身を除く): 26526114

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 401909, 803818, 1205727, 2411454, 3617181, 7234362, 10851543, 21703086]

約数ペア:

[(1, 21703086), (2, 10851543), (3, 7234362), (6, 3617181), (9, 2411454), (18, 1205727), (27, 803818), (54, 401909)]