21020974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{733}}^1\times {\mathrm{1103}}^1$

素因数の和:1851

約数の個数: 16

約数和(自身を含む): 34034112

約数和(自身を除く): 13013138

約数列:

[1, 2, 13, 26, 733, 1103, 1466, 2206, 9529, 14339, 19058, 28678, 808499, 1616998, 10510487, 21020974]

約数ペア:

[(1, 21020974), (2, 10510487), (13, 1616998), (26, 808499), (733, 28678), (1103, 19058), (1466, 14339), (2206, 9529)]