21899898

素因数分解:

$2^1\times 3^2\times {\mathrm{881}}^1\times {\mathrm{1381}}^1$

素因数の和:2270

約数の個数: 24

約数和(自身を含む): 47538036

約数和(自身を除く): 25638138

約数列:

[1, 2, 3, 6, 9, 18, 881, 1381, 1762, 2643, 2762, 4143, 5286, 7929, 8286, 12429, 15858, 24858, 1216661, 2433322, 3649983, 7299966, 10949949, 21899898]

約数ペア:

[(1, 21899898), (2, 10949949), (3, 7299966), (6, 3649983), (9, 2433322), (18, 1216661), (881, 24858), (1381, 15858), (1762, 12429), (2643, 8286), (2762, 7929), (4143, 5286)]