21000427986

素因数分解:

$2^1\times 3^1\times {\mathrm{523}}^1\times {\mathrm{6692297}}^1$

素因数の和:6692825

約数の個数: 16

約数和(自身を含む): 42081169824

約数和(自身を除く): 21080741838

約数列:

[1, 2, 3, 6, 523, 1046, 1569, 3138, 6692297, 13384594, 20076891, 40153782, 3500071331, 7000142662, 10500213993, 21000427986]

約数ペア:

[(1, 21000427986), (2, 10500213993), (3, 7000142662), (6, 3500071331), (523, 40153782), (1046, 20076891), (1569, 13384594), (3138, 6692297)]