21672667719

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{1748783}}^1$

素因数の和:1748818

約数の個数: 28

約数和(自身を含む): 34405576416

約数和(自身を除く): 12732908697

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 729, 1377, 4131, 12393, 1748783, 5246349, 15739047, 29729311, 47217141, 89187933, 141651423, 267563799, 424954269, 802691397, 1274862807, 2408074191, 7224222573, 21672667719]

約数ペア:

[(1, 21672667719), (3, 7224222573), (9, 2408074191), (17, 1274862807), (27, 802691397), (51, 424954269), (81, 267563799), (153, 141651423), (243, 89187933), (459, 47217141), (729, 29729311), (1377, 15739047), (4131, 5246349), (12393, 1748783)]