21622354

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{5297}}^1$

素因数の和:5469

約数の個数: 16

約数和(自身を含む): 35157528

約数和(自身を除く): 13535174

約数列:

[1, 2, 13, 26, 157, 314, 2041, 4082, 5297, 10594, 68861, 137722, 831629, 1663258, 10811177, 21622354]

約数ペア:

[(1, 21622354), (2, 10811177), (13, 1663258), (26, 831629), (157, 137722), (314, 68861), (2041, 10594), (4082, 5297)]