21491406

素因数分解:

$2^1\times 3^5\times {\mathrm{44221}}^1$

素因数の和:44238

約数の個数: 24

約数和(自身を含む): 48290424

約数和(自身を除く): 26799018

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 44221, 88442, 132663, 265326, 397989, 795978, 1193967, 2387934, 3581901, 7163802, 10745703, 21491406]

約数ペア:

[(1, 21491406), (2, 10745703), (3, 7163802), (6, 3581901), (9, 2387934), (18, 1193967), (27, 795978), (54, 397989), (81, 265326), (162, 132663), (243, 88442), (486, 44221)]