21000304859

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{16937}}^1$

素因数の和:17075

約数の個数: 32

約数和(自身を含む): 23727292416

約数和(自身を除く): 2726987557

約数列:

[1, 23, 31, 37, 47, 713, 851, 1081, 1147, 1457, 1739, 16937, 26381, 33511, 39997, 53909, 389551, 525047, 626669, 796039, 1239907, 12076081, 14413387, 18308897, 19426739, 24677209, 29453443, 446814997, 567575807, 677429189, 913056733, 21000304859]

約数ペア:

[(1, 21000304859), (23, 913056733), (31, 677429189), (37, 567575807), (47, 446814997), (713, 29453443), (851, 24677209), (1081, 19426739), (1147, 18308897), (1457, 14413387), (1739, 12076081), (16937, 1239907), (26381, 796039), (33511, 626669), (39997, 525047), (53909, 389551)]