21392103

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{4153}}^1$

素因数の和:4274

約数の個数: 16

約数和(自身を含む): 30506976

約数和(自身を除く): 9114873

約数列:

[1, 3, 17, 51, 101, 303, 1717, 4153, 5151, 12459, 70601, 211803, 419453, 1258359, 7130701, 21392103]

約数ペア:

[(1, 21392103), (3, 7130701), (17, 1258359), (51, 419453), (101, 211803), (303, 70601), (1717, 12459), (4153, 5151)]