21177960039

素因数分解:

$3^2\times {\mathrm{2609}}^1\times {\mathrm{901919}}^1$

素因数の和:904534

約数の個数: 12

約数和(自身を含む): 30602145600

約数和(自身を除く): 9424185561

約数列:

[1, 3, 9, 2609, 7827, 23481, 901919, 2705757, 8117271, 2353106671, 7059320013, 21177960039]

約数ペア:

[(1, 21177960039), (3, 7059320013), (9, 2353106671), (2609, 8117271), (7827, 2705757), (23481, 901919)]