21571812

素因数分解:

$2^2\times 3^3\times {\mathrm{199739}}^1$

素因数の和:199752

約数の個数: 24

約数和(自身を含む): 55927200

約数和(自身を除く): 34355388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 199739, 399478, 599217, 798956, 1198434, 1797651, 2396868, 3595302, 5392953, 7190604, 10785906, 21571812]

約数ペア:

[(1, 21571812), (2, 10785906), (3, 7190604), (4, 5392953), (6, 3595302), (9, 2396868), (12, 1797651), (18, 1198434), (27, 798956), (36, 599217), (54, 399478), (108, 199739)]