21167349171

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{1340639}}^1$

素因数の和:1340938

約数の個数: 16

約数和(自身を含む): 29815833600

約数和(自身を除く): 8648484429

約数列:

[1, 3, 19, 57, 277, 831, 5263, 15789, 1340639, 4021917, 25472141, 76416423, 371357003, 1114071009, 7055783057, 21167349171]

約数ペア:

[(1, 21167349171), (3, 7055783057), (19, 1114071009), (57, 371357003), (277, 76416423), (831, 25472141), (5263, 4021917), (15789, 1340639)]