21283722

素因数分解:

$2^1\times 3^4\times {\mathrm{131381}}^1$

素因数の和:131395

約数の個数: 20

約数和(自身を含む): 47691666

約数和(自身を除く): 26407944

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 131381, 262762, 394143, 788286, 1182429, 2364858, 3547287, 7094574, 10641861, 21283722]

約数ペア:

[(1, 21283722), (2, 10641861), (3, 7094574), (6, 3547287), (9, 2364858), (18, 1182429), (27, 788286), (54, 394143), (81, 262762), (162, 131381)]