21093426

素因数分解:

$2^1\times 3^3\times {\mathrm{97}}^1\times {\mathrm{4027}}^1$

素因数の和:4135

約数の個数: 32

約数和(自身を含む): 47369280

約数和(自身を除く): 26275854

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 97, 194, 291, 582, 873, 1746, 2619, 4027, 5238, 8054, 12081, 24162, 36243, 72486, 108729, 217458, 390619, 781238, 1171857, 2343714, 3515571, 7031142, 10546713, 21093426]

約数ペア:

[(1, 21093426), (2, 10546713), (3, 7031142), (6, 3515571), (9, 2343714), (18, 1171857), (27, 781238), (54, 390619), (97, 217458), (194, 108729), (291, 72486), (582, 36243), (873, 24162), (1746, 12081), (2619, 8054), (4027, 5238)]