221946

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:597

約数の個数: 16

約数和(自身を含む): 451008

約数和(自身を除く): 229062

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 521, 1042, 1563, 3126, 36991, 73982, 110973, 221946]

約数ペア:

[(1, 221946), (2, 110973), (3, 73982), (6, 36991), (71, 3126), (142, 1563), (213, 1042), (426, 521)]