21883641

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{2539}}^1$

素因数の和:2585

約数の個数: 24

約数和(自身を含む): 33467040

約数和(自身を除く): 11583399

約数列:

[1, 3, 13, 17, 39, 51, 169, 221, 507, 663, 2539, 2873, 7617, 8619, 33007, 43163, 99021, 129489, 429091, 561119, 1287273, 1683357, 7294547, 21883641]

約数ペア:

[(1, 21883641), (3, 7294547), (13, 1683357), (17, 1287273), (39, 561119), (51, 429091), (169, 129489), (221, 99021), (507, 43163), (663, 33007), (2539, 8619), (2873, 7617)]