21942159

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{2339}}^1$

素因数の和:2454

約数の個数: 16

約数和(自身を含む): 30326400

約数和(自身を除く): 8384241

約数列:

[1, 3, 53, 59, 159, 177, 2339, 3127, 7017, 9381, 123967, 138001, 371901, 414003, 7314053, 21942159]

約数ペア:

[(1, 21942159), (3, 7314053), (53, 414003), (59, 371901), (159, 138001), (177, 123967), (2339, 9381), (3127, 7017)]