21227679

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{12613}}^1$

素因数の和:12647

約数の個数: 24

約数和(自身を含む): 35420112

約数和(自身を除く): 14192433

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 12613, 37839, 113517, 138743, 214421, 416229, 643263, 1248687, 1929789, 2358631, 7075893, 21227679]

約数ペア:

[(1, 21227679), (3, 7075893), (9, 2358631), (11, 1929789), (17, 1248687), (33, 643263), (51, 416229), (99, 214421), (153, 138743), (187, 113517), (561, 37839), (1683, 12613)]