21000251958

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{4587211}}^1$

素因数の和:4587332

約数の個数: 32

約数和(自身を含む): 48440958720

約数和(自身を除く): 27440706762

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 109, 218, 327, 654, 763, 1526, 2289, 4578, 4587211, 9174422, 13761633, 27523266, 32110477, 64220954, 96331431, 192662862, 500005999, 1000011998, 1500017997, 3000035994, 3500041993, 7000083986, 10500125979, 21000251958]

約数ペア:

[(1, 21000251958), (2, 10500125979), (3, 7000083986), (6, 3500041993), (7, 3000035994), (14, 1500017997), (21, 1000011998), (42, 500005999), (109, 192662862), (218, 96331431), (327, 64220954), (654, 32110477), (763, 27523266), (1526, 13761633), (2289, 9174422), (4578, 4587211)]