21729141837

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2134703}}^1$

素因数の和:2134754

約数の個数: 32

約数和(自身を含む): 35863027200

約数和(自身を除く): 14133885363

約数列:

[1, 3, 9, 13, 27, 29, 39, 87, 117, 261, 351, 377, 783, 1131, 3393, 10179, 2134703, 6404109, 19212327, 27751139, 57636981, 61906387, 83253417, 185719161, 249760251, 557157483, 749280753, 804783031, 1671472449, 2414349093, 7243047279, 21729141837]

約数ペア:

[(1, 21729141837), (3, 7243047279), (9, 2414349093), (13, 1671472449), (27, 804783031), (29, 749280753), (39, 557157483), (87, 249760251), (117, 185719161), (261, 83253417), (351, 61906387), (377, 57636981), (783, 27751139), (1131, 19212327), (3393, 6404109), (10179, 2134703)]