21053482

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{4903}}^1$

素因数の和:5037

約数の個数: 16

約数和(自身を含む): 33543360

約数和(自身を除く): 12489878

約数列:

[1, 2, 19, 38, 113, 226, 2147, 4294, 4903, 9806, 93157, 186314, 554039, 1108078, 10526741, 21053482]

約数ペア:

[(1, 21053482), (2, 10526741), (19, 1108078), (38, 554039), (113, 186314), (226, 93157), (2147, 9806), (4294, 4903)]