21446256

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{34369}}^1$

素因数の和:34393

約数の個数: 40

約数和(自身を含む): 59666320

約数和(自身を除く): 38220064

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 34369, 68738, 103107, 137476, 206214, 274952, 412428, 446797, 549904, 824856, 893594, 1340391, 1649712, 1787188, 2680782, 3574376, 5361564, 7148752, 10723128, 21446256]

約数ペア:

[(1, 21446256), (2, 10723128), (3, 7148752), (4, 5361564), (6, 3574376), (8, 2680782), (12, 1787188), (13, 1649712), (16, 1340391), (24, 893594), (26, 824856), (39, 549904), (48, 446797), (52, 412428), (78, 274952), (104, 206214), (156, 137476), (208, 103107), (312, 68738), (624, 34369)]