21464406

素因数分解:

$2^1\times 3^3\times {\mathrm{397489}}^1$

素因数の和:397500

約数の個数: 16

約数和(自身を含む): 47698800

約数和(自身を除く): 26234394

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 397489, 794978, 1192467, 2384934, 3577401, 7154802, 10732203, 21464406]

約数ペア:

[(1, 21464406), (2, 10732203), (3, 7154802), (6, 3577401), (9, 2384934), (18, 1192467), (27, 794978), (54, 397489)]