21594393

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{431}}^1$

素因数の和:749

約数の個数: 24

約数和(自身を含む): 33022080

約数和(自身を除く): 11427687

約数列:

[1, 3, 9, 19, 57, 171, 293, 431, 879, 1293, 2637, 3879, 5567, 8189, 16701, 24567, 50103, 73701, 126283, 378849, 1136547, 2399377, 7198131, 21594393]

約数ペア:

[(1, 21594393), (3, 7198131), (9, 2399377), (19, 1136547), (57, 378849), (171, 126283), (293, 73701), (431, 50103), (879, 24567), (1293, 16701), (2637, 8189), (3879, 5567)]