21465081

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{24091}}^1$

素因数の和:24114

約数の個数: 20

約数和(自身を含む): 34981584

約数和(自身を除く): 13516503

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 24091, 72273, 216819, 265001, 650457, 795003, 1951371, 2385009, 7155027, 21465081]

約数ペア:

[(1, 21465081), (3, 7155027), (9, 2385009), (11, 1951371), (27, 795003), (33, 650457), (81, 265001), (99, 216819), (297, 72273), (891, 24091)]