21429564

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{137369}}^1$

素因数の和:137389

約数の個数: 24

約数和(自身を含む): 53849040

約数和(自身を除く): 32419476

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 137369, 274738, 412107, 549476, 824214, 1648428, 1785797, 3571594, 5357391, 7143188, 10714782, 21429564]

約数ペア:

[(1, 21429564), (2, 10714782), (3, 7143188), (4, 5357391), (6, 3571594), (12, 1785797), (13, 1648428), (26, 824214), (39, 549476), (52, 412107), (78, 274738), (156, 137369)]