21532077

素因数分解:

$3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2609}}^1$

素因数の和:2753

約数の個数: 24

約数和(自身を含む): 35830080

約数和(自身を除く): 14298003

約数列:

[1, 3, 7, 9, 21, 63, 131, 393, 917, 1179, 2609, 2751, 7827, 8253, 18263, 23481, 54789, 164367, 341779, 1025337, 2392453, 3076011, 7177359, 21532077]

約数ペア:

[(1, 21532077), (3, 7177359), (7, 3076011), (9, 2392453), (21, 1025337), (63, 341779), (131, 164367), (393, 54789), (917, 23481), (1179, 18263), (2609, 8253), (2751, 7827)]