21806825346

素因数分解:

$2^1\times 3^5\times {\mathrm{37}}^1\times {\mathrm{1212703}}^1$

素因数の和:1212757

約数の個数: 48

約数和(自身を含む): 50322365184

約数和(自身を除く): 28515539838

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 81, 111, 162, 222, 243, 333, 486, 666, 999, 1998, 2997, 5994, 8991, 17982, 1212703, 2425406, 3638109, 7276218, 10914327, 21828654, 32742981, 44870011, 65485962, 89740022, 98228943, 134610033, 196457886, 269220066, 294686829, 403830099, 589373658, 807660198, 1211490297, 2422980594, 3634470891, 7268941782, 10903412673, 21806825346]

約数ペア:

[(1, 21806825346), (2, 10903412673), (3, 7268941782), (6, 3634470891), (9, 2422980594), (18, 1211490297), (27, 807660198), (37, 589373658), (54, 403830099), (74, 294686829), (81, 269220066), (111, 196457886), (162, 134610033), (222, 98228943), (243, 89740022), (333, 65485962), (486, 44870011), (666, 32742981), (999, 21828654), (1998, 10914327), (2997, 7276218), (5994, 3638109), (8991, 2425406), (17982, 1212703)]