21086082

素因数分解:

$2^1\times 3^5\times {\mathrm{43}}^1\times {\mathrm{1009}}^1$

素因数の和:1069

約数の個数: 48

約数和(自身を含む): 48528480

約数和(自身を除く): 27442398

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 81, 86, 129, 162, 243, 258, 387, 486, 774, 1009, 1161, 2018, 2322, 3027, 3483, 6054, 6966, 9081, 10449, 18162, 20898, 27243, 43387, 54486, 81729, 86774, 130161, 163458, 245187, 260322, 390483, 490374, 780966, 1171449, 2342898, 3514347, 7028694, 10543041, 21086082]

約数ペア:

[(1, 21086082), (2, 10543041), (3, 7028694), (6, 3514347), (9, 2342898), (18, 1171449), (27, 780966), (43, 490374), (54, 390483), (81, 260322), (86, 245187), (129, 163458), (162, 130161), (243, 86774), (258, 81729), (387, 54486), (486, 43387), (774, 27243), (1009, 20898), (1161, 18162), (2018, 10449), (2322, 9081), (3027, 6966), (3483, 6054)]