21416454

素因数分解:

$2^1\times 3^3\times {\mathrm{396601}}^1$

素因数の和:396612

約数の個数: 16

約数和(自身を含む): 47592240

約数和(自身を除く): 26175786

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 396601, 793202, 1189803, 2379606, 3569409, 7138818, 10708227, 21416454]

約数ペア:

[(1, 21416454), (2, 10708227), (3, 7138818), (6, 3569409), (9, 2379606), (18, 1189803), (27, 793202), (54, 396601)]