2054451

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{271}}^1$

素因数の和:319

約数の個数: 24

約数和(自身を含む): 3316224

約数和(自身を除く): 1261773

約数列:

[1, 3, 7, 19, 21, 57, 133, 271, 361, 399, 813, 1083, 1897, 2527, 5149, 5691, 7581, 15447, 36043, 97831, 108129, 293493, 684817, 2054451]

約数ペア:

[(1, 2054451), (3, 684817), (7, 293493), (19, 108129), (21, 97831), (57, 36043), (133, 15447), (271, 7581), (361, 5691), (399, 5149), (813, 2527), (1083, 1897)]