21830738

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1\times {\mathrm{419}}^1$

素因数の和:769

約数の個数: 16

約数和(自身を含む): 33264000

約数和(自身を除く): 11433262

約数列:

[1, 2, 109, 218, 239, 419, 478, 838, 26051, 45671, 52102, 91342, 100141, 200282, 10915369, 21830738]

約数ペア:

[(1, 21830738), (2, 10915369), (109, 200282), (218, 100141), (239, 91342), (419, 52102), (478, 45671), (838, 26051)]