21045708

素因数分解:

$2^2\times 3^2\times {\mathrm{584603}}^1$

素因数の和:584613

約数の個数: 18

約数和(自身を含む): 53198964

約数和(自身を除く): 32153256

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 584603, 1169206, 1753809, 2338412, 3507618, 5261427, 7015236, 10522854, 21045708]

約数ペア:

[(1, 21045708), (2, 10522854), (3, 7015236), (4, 5261427), (6, 3507618), (9, 2338412), (12, 1753809), (18, 1169206), (36, 584603)]