21435154

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43391}}^1$

素因数の和:43425

約数の個数: 16

約数和(自身を含む): 36449280

約数和(自身を除く): 15014126

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 43391, 86782, 564083, 824429, 1128166, 1648858, 10717577, 21435154]

約数ペア:

[(1, 21435154), (2, 10717577), (13, 1648858), (19, 1128166), (26, 824429), (38, 564083), (247, 86782), (494, 43391)]