2121842

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{239}}^1$

素因数の和:457

約数の個数: 16

約数和(自身を含む): 3352320

約数和(自身を除く): 1230478

約数列:

[1, 2, 23, 46, 193, 239, 386, 478, 4439, 5497, 8878, 10994, 46127, 92254, 1060921, 2121842]

約数ペア:

[(1, 2121842), (2, 1060921), (23, 92254), (46, 46127), (193, 10994), (239, 8878), (386, 5497), (478, 4439)]