2021840979

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{71039}}^1$

素因数の和:71274

約数の個数: 16

約数和(自身を含む): 2762035200

約数和(自身を除く): 740194221

約数列:

[1, 3, 53, 159, 179, 537, 9487, 28461, 71039, 213117, 3765067, 11295201, 12715981, 38147943, 673946993, 2021840979]

約数ペア:

[(1, 2021840979), (3, 673946993), (53, 38147943), (159, 12715981), (179, 11295201), (537, 3765067), (9487, 213117), (28461, 71039)]