2153679

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{349}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 3351600

約数和(自身を除く): 1197921

約数列:

[1, 3, 11, 17, 33, 51, 121, 187, 349, 363, 561, 1047, 2057, 3839, 5933, 6171, 11517, 17799, 42229, 65263, 126687, 195789, 717893, 2153679]

約数ペア:

[(1, 2153679), (3, 717893), (11, 195789), (17, 126687), (33, 65263), (51, 42229), (121, 17799), (187, 11517), (349, 6171), (363, 5933), (561, 3839), (1047, 2057)]