21048408

素因数分解:

$2^3\times 3^2\times {\mathrm{283}}^1\times {\mathrm{1033}}^1$

素因数の和:1328

約数の個数: 48

約数和(自身を含む): 57262920

約数和(自身を除く): 36214512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 283, 566, 849, 1033, 1132, 1698, 2066, 2264, 2547, 3099, 3396, 4132, 5094, 6198, 6792, 8264, 9297, 10188, 12396, 18594, 20376, 24792, 37188, 74376, 292339, 584678, 877017, 1169356, 1754034, 2338712, 2631051, 3508068, 5262102, 7016136, 10524204, 21048408]

約数ペア:

[(1, 21048408), (2, 10524204), (3, 7016136), (4, 5262102), (6, 3508068), (8, 2631051), (9, 2338712), (12, 1754034), (18, 1169356), (24, 877017), (36, 584678), (72, 292339), (283, 74376), (566, 37188), (849, 24792), (1033, 20376), (1132, 18594), (1698, 12396), (2066, 10188), (2264, 9297), (2547, 8264), (3099, 6792), (3396, 6198), (4132, 5094)]