21547053

素因数分解:

$3^6\times {\mathrm{11}}^1\times {\mathrm{2687}}^1$

素因数の和:2716

約数の個数: 28

約数和(自身を含む): 35255808

約数和(自身を除く): 13708755

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 243, 297, 729, 891, 2673, 2687, 8019, 8061, 24183, 29557, 72549, 88671, 217647, 266013, 652941, 798039, 1958823, 2394117, 7182351, 21547053]

約数ペア:

[(1, 21547053), (3, 7182351), (9, 2394117), (11, 1958823), (27, 798039), (33, 652941), (81, 266013), (99, 217647), (243, 88671), (297, 72549), (729, 29557), (891, 24183), (2673, 8061), (2687, 8019)]