21856767

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{1181}}^1$

素因数の和:1414

約数の個数: 16

約数和(自身を含む): 30259200

約数和(自身を除く): 8402433

約数列:

[1, 3, 31, 93, 199, 597, 1181, 3543, 6169, 18507, 36611, 109833, 235019, 705057, 7285589, 21856767]

約数ペア:

[(1, 21856767), (3, 7285589), (31, 705057), (93, 235019), (199, 109833), (597, 36611), (1181, 18507), (3543, 6169)]