21046142

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{4679}}^1$

素因数の和:4867

約数の個数: 16

約数和(自身を含む): 34201440

約数和(自身を除く): 13155298

約数列:

[1, 2, 13, 26, 173, 346, 2249, 4498, 4679, 9358, 60827, 121654, 809467, 1618934, 10523071, 21046142]

約数ペア:

[(1, 21046142), (2, 10523071), (13, 1618934), (26, 809467), (173, 121654), (346, 60827), (2249, 9358), (4498, 4679)]