21724803

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:479

約数の個数: 24

約数和(自身を含む): 32235840

約数和(自身を除く): 10511037

約数列:

[1, 3, 9, 59, 163, 177, 251, 489, 531, 753, 1467, 2259, 9617, 14809, 28851, 40913, 44427, 86553, 122739, 133281, 368217, 2413867, 7241601, 21724803]

約数ペア:

[(1, 21724803), (3, 7241601), (9, 2413867), (59, 368217), (163, 133281), (177, 122739), (251, 86553), (489, 44427), (531, 40913), (753, 28851), (1467, 14809), (2259, 9617)]