21496650909

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{523}}^1\times {\mathrm{805933}}^1$

素因数の和:806476

約数の個数: 16

約数和(自身を含む): 30406277952

約数和(自身を除く): 8909627043

約数列:

[1, 3, 17, 51, 523, 1569, 8891, 26673, 805933, 2417799, 13700861, 41102583, 421502959, 1264508877, 7165550303, 21496650909]

約数ペア:

[(1, 21496650909), (3, 7165550303), (17, 1264508877), (51, 421502959), (523, 41102583), (1569, 13700861), (8891, 2417799), (26673, 805933)]