21855726

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{14629}}^1$

素因数の和:14720

約数の個数: 24

約数和(自身を含む): 47927880

約数和(自身を除く): 26072154

約数列:

[1, 2, 3, 6, 9, 18, 83, 166, 249, 498, 747, 1494, 14629, 29258, 43887, 87774, 131661, 263322, 1214207, 2428414, 3642621, 7285242, 10927863, 21855726]

約数ペア:

[(1, 21855726), (2, 10927863), (3, 7285242), (6, 3642621), (9, 2428414), (18, 1214207), (83, 263322), (166, 131661), (249, 87774), (498, 43887), (747, 29258), (1494, 14629)]