21772916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{1181}}^1$

素因数の和:1615

約数の個数: 24

約数和(自身を含む): 41700960

約数和(自身を除く): 19928044

約数列:

[1, 2, 4, 11, 22, 44, 419, 838, 1181, 1676, 2362, 4609, 4724, 9218, 12991, 18436, 25982, 51964, 494839, 989678, 1979356, 5443229, 10886458, 21772916]

約数ペア:

[(1, 21772916), (2, 10886458), (4, 5443229), (11, 1979356), (22, 989678), (44, 494839), (419, 51964), (838, 25982), (1181, 18436), (1676, 12991), (2362, 9218), (4609, 4724)]