21894213

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{34919}}^1$

素因数の和:34952

約数の個数: 16

約数和(自身を含む): 33523200

約数和(自身を除く): 11628987

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 34919, 104757, 384109, 663461, 1152327, 1990383, 7298071, 21894213]

約数ペア:

[(1, 21894213), (3, 7298071), (11, 1990383), (19, 1152327), (33, 663461), (57, 384109), (209, 104757), (627, 34919)]