21289644721

素因数分解:

${\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1\times {\mathrm{37571}}^1$

素因数の和:38012

約数の個数: 16

約数和(自身を含む): 22593696768

約数和(自身を除く): 1304052047

約数列:

[1, 23, 71, 347, 1633, 7981, 24637, 37571, 566651, 864133, 2667541, 13037137, 61353443, 299854151, 925636727, 21289644721]

約数ペア:

[(1, 21289644721), (23, 925636727), (71, 299854151), (347, 61353443), (1633, 13037137), (7981, 2667541), (24637, 864133), (37571, 566651)]