21080604

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{76379}}^1$

素因数の和:76409

約数の個数: 24

約数和(自身を含む): 51327360

約数和(自身を除く): 30246756

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 76379, 152758, 229137, 305516, 458274, 916548, 1756717, 3513434, 5270151, 7026868, 10540302, 21080604]

約数ペア:

[(1, 21080604), (2, 10540302), (3, 7026868), (4, 5270151), (6, 3513434), (12, 1756717), (23, 916548), (46, 458274), (69, 305516), (92, 229137), (138, 152758), (276, 76379)]