21127414

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137191}}^1$

素因数の和:137211

約数の個数: 16

約数和(自身を含む): 39511296

約数和(自身を除く): 18383882

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 137191, 274382, 960337, 1509101, 1920674, 3018202, 10563707, 21127414]

約数ペア:

[(1, 21127414), (2, 10563707), (7, 3018202), (11, 1920674), (14, 1509101), (22, 960337), (77, 274382), (154, 137191)]