12999921

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1867}}^1$

素因数の和:2092

約数の個数: 16

約数和(自身を含む): 19008768

約数和(自身を除く): 6008847

約数列:

[1, 3, 11, 33, 211, 633, 1867, 2321, 5601, 6963, 20537, 61611, 393937, 1181811, 4333307, 12999921]

約数ペア:

[(1, 12999921), (3, 4333307), (11, 1181811), (33, 393937), (211, 61611), (633, 20537), (1867, 6963), (2321, 5601)]