2116989

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1$

素因数の和:526

約数の個数: 32

約数和(自身を含む): 3747840

約数和(自身を除く): 1630851

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 487, 621, 1449, 1461, 3409, 4347, 4383, 10227, 11201, 13149, 30681, 33603, 78407, 92043, 100809, 235221, 302427, 705663, 2116989]

約数ペア:

[(1, 2116989), (3, 705663), (7, 302427), (9, 235221), (21, 100809), (23, 92043), (27, 78407), (63, 33603), (69, 30681), (161, 13149), (189, 11201), (207, 10227), (483, 4383), (487, 4347), (621, 3409), (1449, 1461)]