21040842

素因数分解:

$2^1\times 3^1\times {\mathrm{1049}}^1\times {\mathrm{3343}}^1$

素因数の和:4397

約数の個数: 16

約数和(自身を含む): 42134400

約数和(自身を除く): 21093558

約数列:

[1, 2, 3, 6, 1049, 2098, 3147, 3343, 6294, 6686, 10029, 20058, 3506807, 7013614, 10520421, 21040842]

約数ペア:

[(1, 21040842), (2, 10520421), (3, 7013614), (6, 3506807), (1049, 20058), (2098, 10029), (3147, 6686), (3343, 6294)]