21226509564

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{136067369}}^1$

素因数の和:136067389

約数の個数: 24

約数和(自身を含む): 53338409040

約数和(自身を除く): 32111899476

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 136067369, 272134738, 408202107, 544269476, 816404214, 1632808428, 1768875797, 3537751594, 5306627391, 7075503188, 10613254782, 21226509564]

約数ペア:

[(1, 21226509564), (2, 10613254782), (3, 7075503188), (4, 5306627391), (6, 3537751594), (12, 1768875797), (13, 1632808428), (26, 816404214), (39, 544269476), (52, 408202107), (78, 272134738), (156, 136067369)]