21082533

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{21757}}^1$

素因数の和:21796

約数の個数: 16

約数和(自身を含む): 31331520

約数和(自身を除く): 10248987

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 21757, 65271, 369869, 413383, 1109607, 1240149, 7027511, 21082533]

約数ペア:

[(1, 21082533), (3, 7027511), (17, 1240149), (19, 1109607), (51, 413383), (57, 369869), (323, 65271), (969, 21757)]