21526764

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1021}}^1$

素因数の和:1286

約数の個数: 48

約数和(自身を含む): 57689856

約数和(自身を除く): 36163092

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 251, 502, 753, 1004, 1021, 1506, 1757, 2042, 3012, 3063, 3514, 4084, 5271, 6126, 7028, 7147, 10542, 12252, 14294, 21084, 21441, 28588, 42882, 85764, 256271, 512542, 768813, 1025084, 1537626, 1793897, 3075252, 3587794, 5381691, 7175588, 10763382, 21526764]

約数ペア:

[(1, 21526764), (2, 10763382), (3, 7175588), (4, 5381691), (6, 3587794), (7, 3075252), (12, 1793897), (14, 1537626), (21, 1025084), (28, 768813), (42, 512542), (84, 256271), (251, 85764), (502, 42882), (753, 28588), (1004, 21441), (1021, 21084), (1506, 14294), (1757, 12252), (2042, 10542), (3012, 7147), (3063, 7028), (3514, 6126), (4084, 5271)]