2015806821

素因数分解:

$3^1\times 7^1\times {\mathrm{709}}^1\times {\mathrm{135389}}^1$

素因数の和:136108

約数の個数: 16

約数和(自身を含む): 3076060800

約数和(自身を除く): 1060253979

約数列:

[1, 3, 7, 21, 709, 2127, 4963, 14889, 135389, 406167, 947723, 2843169, 95990801, 287972403, 671935607, 2015806821]

約数ペア:

[(1, 2015806821), (3, 671935607), (7, 287972403), (21, 95990801), (709, 2843169), (2127, 947723), (4963, 406167), (14889, 135389)]