21321030419

素因数分解:

${\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1\times {\mathrm{76607}}^1$

素因数の和:76970

約数の個数: 16

約数和(自身を含む): 23337861120

約数和(自身を除く): 2016830701

約数列:

[1, 13, 79, 271, 1027, 3523, 21409, 76607, 278317, 995891, 6051953, 20760497, 78675389, 269886461, 1640079263, 21321030419]

約数ペア:

[(1, 21321030419), (13, 1640079263), (79, 269886461), (271, 78675389), (1027, 20760497), (3523, 6051953), (21409, 995891), (76607, 278317)]