2021163273

素因数分解:

$3^4\times {\mathrm{4463}}^1\times {\mathrm{5591}}^1$

素因数の和:10066

約数の個数: 20

約数和(自身を含む): 3020485248

約数和(自身を除く): 999321975

約数列:

[1, 3, 9, 27, 81, 4463, 5591, 13389, 16773, 40167, 50319, 120501, 150957, 361503, 452871, 24952633, 74857899, 224573697, 673721091, 2021163273]

約数ペア:

[(1, 2021163273), (3, 673721091), (9, 224573697), (27, 74857899), (81, 24952633), (4463, 452871), (5591, 361503), (13389, 150957), (16773, 120501), (40167, 50319)]