21722701

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21701}}^1$

素因数の和:21732

約数の個数: 16

約数和(自身を含む): 29167488

約数和(自身を除く): 7444787

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 21701, 151907, 238711, 282113, 1670977, 1974791, 3103243, 21722701]

約数ペア:

[(1, 21722701), (7, 3103243), (11, 1974791), (13, 1670977), (77, 282113), (91, 238711), (143, 151907), (1001, 21701)]