21977884803

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1\times {\mathrm{33427}}^1$

素因数の和:33807

約数の個数: 32

約数和(自身を含む): 33887969280

約数和(自身を除く): 11910084477

約数列:

[1, 3, 7, 21, 131, 239, 393, 717, 917, 1673, 2751, 5019, 31309, 33427, 93927, 100281, 219163, 233989, 657489, 701967, 4378937, 7989053, 13136811, 23967159, 30652559, 55923371, 91957677, 167770113, 1046565943, 3139697829, 7325961601, 21977884803]

約数ペア:

[(1, 21977884803), (3, 7325961601), (7, 3139697829), (21, 1046565943), (131, 167770113), (239, 91957677), (393, 55923371), (717, 30652559), (917, 23967159), (1673, 13136811), (2751, 7989053), (5019, 4378937), (31309, 701967), (33427, 657489), (93927, 233989), (100281, 219163)]