21582888

素因数分解:

$2^3\times 3^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 55695360

約数和(自身を除く): 34112472

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 73, 97, 127, 146, 194, 219, 254, 291, 292, 381, 388, 438, 508, 582, 584, 762, 776, 876, 1016, 1164, 1524, 1752, 2328, 3048, 7081, 9271, 12319, 14162, 18542, 21243, 24638, 27813, 28324, 36957, 37084, 42486, 49276, 55626, 56648, 73914, 74168, 84972, 98552, 111252, 147828, 169944, 222504, 295656, 899287, 1798574, 2697861, 3597148, 5395722, 7194296, 10791444, 21582888]

約数ペア:

[(1, 21582888), (2, 10791444), (3, 7194296), (4, 5395722), (6, 3597148), (8, 2697861), (12, 1798574), (24, 899287), (73, 295656), (97, 222504), (127, 169944), (146, 147828), (194, 111252), (219, 98552), (254, 84972), (291, 74168), (292, 73914), (381, 56648), (388, 55626), (438, 49276), (508, 42486), (582, 37084), (584, 36957), (762, 28324), (776, 27813), (876, 24638), (1016, 21243), (1164, 18542), (1524, 14162), (1752, 12319), (2328, 9271), (3048, 7081)]