21824991

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{2797}}^1$

素因数の和:2840

約数の個数: 24

約数和(自身を含む): 34359440

約数和(自身を除く): 12534449

約数列:

[1, 3, 9, 17, 27, 51, 153, 289, 459, 867, 2601, 2797, 7803, 8391, 25173, 47549, 75519, 142647, 427941, 808333, 1283823, 2424999, 7274997, 21824991]

約数ペア:

[(1, 21824991), (3, 7274997), (9, 2424999), (17, 1283823), (27, 808333), (51, 427941), (153, 142647), (289, 75519), (459, 47549), (867, 25173), (2601, 8391), (2797, 7803)]