21354057

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{46523}}^1$

素因数の和:46549

約数の個数: 16

約数和(自身を含む): 33497280

約数和(自身を除く): 12143223

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 46523, 139569, 418707, 790891, 1256121, 2372673, 7118019, 21354057]

約数ペア:

[(1, 21354057), (3, 7118019), (9, 2372673), (17, 1256121), (27, 790891), (51, 418707), (153, 139569), (459, 46523)]