21995092

素因数分解:

$2^2\times 7^1\times {\mathrm{809}}^1\times {\mathrm{971}}^1$

素因数の和:1791

約数の個数: 24

約数和(自身を含む): 44089920

約数和(自身を除く): 22094828

約数列:

[1, 2, 4, 7, 14, 28, 809, 971, 1618, 1942, 3236, 3884, 5663, 6797, 11326, 13594, 22652, 27188, 785539, 1571078, 3142156, 5498773, 10997546, 21995092]

約数ペア:

[(1, 21995092), (2, 10997546), (4, 5498773), (7, 3142156), (14, 1571078), (28, 785539), (809, 27188), (971, 22652), (1618, 13594), (1942, 11326), (3236, 6797), (3884, 5663)]