21729702945

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{11058373}}^1$

素因数の和:11058512

約数の個数: 16

約数和(自身を含む): 35032928832

約数和(自身を除く): 13303225887

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 11058373, 33175119, 55291865, 165875595, 1448646863, 4345940589, 7243234315, 21729702945]

約数ペア:

[(1, 21729702945), (3, 7243234315), (5, 4345940589), (15, 1448646863), (131, 165875595), (393, 55291865), (655, 33175119), (1965, 11058373)]