21148812

素因数分解:

$2^2\times 3^2\times {\mathrm{587467}}^1$

素因数の和:587477

約数の個数: 18

約数和(自身を含む): 53459588

約数和(自身を除く): 32310776

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 587467, 1174934, 1762401, 2349868, 3524802, 5287203, 7049604, 10574406, 21148812]

約数ペア:

[(1, 21148812), (2, 10574406), (3, 7049604), (4, 5287203), (6, 3524802), (9, 2349868), (12, 1762401), (18, 1174934), (36, 587467)]