2021073639

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1263961}}^1$

素因数の和:1264018

約数の個数: 16

約数和(自身を含む): 2972838624

約数和(自身を除く): 951764985

約数列:

[1, 3, 13, 39, 41, 123, 533, 1599, 1263961, 3791883, 16431493, 49294479, 51822401, 155467203, 673691213, 2021073639]

約数ペア:

[(1, 2021073639), (3, 673691213), (13, 155467203), (39, 51822401), (41, 49294479), (123, 16431493), (533, 3791883), (1599, 1263961)]