21001452

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^2\times {\mathrm{2081}}^1$

素因数の和:2146

約数の個数: 36

約数和(自身を含む): 50775816

約数和(自身を除く): 29774364

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 174, 348, 841, 1682, 2081, 2523, 3364, 4162, 5046, 6243, 8324, 10092, 12486, 24972, 60349, 120698, 181047, 241396, 362094, 724188, 1750121, 3500242, 5250363, 7000484, 10500726, 21001452]

約数ペア:

[(1, 21001452), (2, 10500726), (3, 7000484), (4, 5250363), (6, 3500242), (12, 1750121), (29, 724188), (58, 362094), (87, 241396), (116, 181047), (174, 120698), (348, 60349), (841, 24972), (1682, 12486), (2081, 10092), (2523, 8324), (3364, 6243), (4162, 5046)]