20602701

素因数分解:

$3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1627}}^1$

素因数の和:1710

約数の個数: 32

約数和(自身を含む): 35425280

約数和(自身を除く): 14822579

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 189, 201, 469, 603, 1407, 1627, 1809, 4221, 4881, 11389, 12663, 14643, 34167, 43929, 102501, 109009, 307503, 327027, 763063, 981081, 2289189, 2943243, 6867567, 20602701]

約数ペア:

[(1, 20602701), (3, 6867567), (7, 2943243), (9, 2289189), (21, 981081), (27, 763063), (63, 327027), (67, 307503), (189, 109009), (201, 102501), (469, 43929), (603, 34167), (1407, 14643), (1627, 12663), (1809, 11389), (4221, 4881)]