21702252

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12647}}^1$

素因数の和:12678

約数の個数: 48

約数和(自身を含む): 59496192

約数和(自身を除く): 37793940

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 429, 572, 858, 1716, 12647, 25294, 37941, 50588, 75882, 139117, 151764, 164411, 278234, 328822, 417351, 493233, 556468, 657644, 834702, 986466, 1669404, 1808521, 1972932, 3617042, 5425563, 7234084, 10851126, 21702252]

約数ペア:

[(1, 21702252), (2, 10851126), (3, 7234084), (4, 5425563), (6, 3617042), (11, 1972932), (12, 1808521), (13, 1669404), (22, 986466), (26, 834702), (33, 657644), (39, 556468), (44, 493233), (52, 417351), (66, 328822), (78, 278234), (132, 164411), (143, 151764), (156, 139117), (286, 75882), (429, 50588), (572, 37941), (858, 25294), (1716, 12647)]