21894262010

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{6619}}^1\times {\mathrm{4937}}^1$

素因数の和:11630

約数の個数: 32

約数和(自身を含む): 40012021440

約数和(自身を除く): 18117759430

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 4937, 6619, 9874, 13238, 24685, 33095, 49370, 66190, 330779, 443473, 661558, 886946, 1653895, 2217365, 3307790, 4434730, 32678003, 65356006, 163390015, 326780030, 2189426201, 4378852402, 10947131005, 21894262010]

約数ペア:

[(1, 21894262010), (2, 10947131005), (5, 4378852402), (10, 2189426201), (67, 326780030), (134, 163390015), (335, 65356006), (670, 32678003), (4937, 4434730), (6619, 3307790), (9874, 2217365), (13238, 1653895), (24685, 886946), (33095, 661558), (49370, 443473), (66190, 330779)]