2121394

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{457}}^1$

素因数の和:681

約数の個数: 16

約数和(自身を含む): 3495456

約数和(自身を除く): 1374062

約数列:

[1, 2, 11, 22, 211, 422, 457, 914, 2321, 4642, 5027, 10054, 96427, 192854, 1060697, 2121394]

約数ペア:

[(1, 2121394), (2, 1060697), (11, 192854), (22, 96427), (211, 10054), (422, 5027), (457, 4642), (914, 2321)]