21852801

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{15271}}^1$

素因数の和:15333

約数の個数: 16

約数和(自身を含む): 32987520

約数和(自身を除く): 11134719

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 15271, 45813, 137439, 412317, 809363, 2428089, 7284267, 21852801]

約数ペア:

[(1, 21852801), (3, 7284267), (9, 2428089), (27, 809363), (53, 412317), (159, 137439), (477, 45813), (1431, 15271)]