21084597

素因数分解:

$3^3\times {\mathrm{211}}^1\times {\mathrm{3701}}^1$

素因数の和:3921

約数の個数: 16

約数和(自身を含む): 31392960

約数和(自身を除く): 10308363

約数列:

[1, 3, 9, 27, 211, 633, 1899, 3701, 5697, 11103, 33309, 99927, 780911, 2342733, 7028199, 21084597]

約数ペア:

[(1, 21084597), (3, 7028199), (9, 2342733), (27, 780911), (211, 99927), (633, 33309), (1899, 11103), (3701, 5697)]