21378606

素因数分解:

$2^1\times 3^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 43723680

約数和(自身を除く): 22345074

約数列:

[1, 2, 3, 6, 97, 109, 194, 218, 291, 327, 337, 582, 654, 674, 1011, 2022, 10573, 21146, 31719, 32689, 36733, 63438, 65378, 73466, 98067, 110199, 196134, 220398, 3563101, 7126202, 10689303, 21378606]

約数ペア:

[(1, 21378606), (2, 10689303), (3, 7126202), (6, 3563101), (97, 220398), (109, 196134), (194, 110199), (218, 98067), (291, 73466), (327, 65378), (337, 63438), (582, 36733), (654, 32689), (674, 31719), (1011, 21146), (2022, 10573)]