21335444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{17839}}^1$

素因数の和:17879

約数の個数: 24

約数和(自身を含む): 41959680

約数和(自身を除く): 20624236

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 299, 598, 1196, 17839, 35678, 71356, 231907, 410297, 463814, 820594, 927628, 1641188, 5333861, 10667722, 21335444]

約数ペア:

[(1, 21335444), (2, 10667722), (4, 5333861), (13, 1641188), (23, 927628), (26, 820594), (46, 463814), (52, 410297), (92, 231907), (299, 71356), (598, 35678), (1196, 17839)]