21010236

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{134681}}^1$

素因数の和:134701

約数の個数: 24

約数和(自身を含む): 52795344

約数和(自身を除く): 31785108

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 134681, 269362, 404043, 538724, 808086, 1616172, 1750853, 3501706, 5252559, 7003412, 10505118, 21010236]

約数ペア:

[(1, 21010236), (2, 10505118), (3, 7003412), (4, 5252559), (6, 3501706), (12, 1750853), (13, 1616172), (26, 808086), (39, 538724), (52, 404043), (78, 269362), (156, 134681)]