21412843947

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1578769}}^1$

素因数の和:1578923

約数の個数: 24

約数和(自身を含む): 33987760560

約数和(自身を除く): 12574916613

約数列:

[1, 3, 9, 11, 33, 99, 137, 411, 1233, 1507, 4521, 13563, 1578769, 4736307, 14208921, 17366459, 52099377, 156298131, 216291353, 648874059, 1946622177, 2379204883, 7137614649, 21412843947]

約数ペア:

[(1, 21412843947), (3, 7137614649), (9, 2379204883), (11, 1946622177), (33, 648874059), (99, 216291353), (137, 156298131), (411, 52099377), (1233, 17366459), (1507, 14208921), (4521, 4736307), (13563, 1578769)]