21486768

素因数分解:

$2^4\times 3^1\times {\mathrm{447641}}^1$

素因数の和:447652

約数の個数: 20

約数和(自身を含む): 55507608

約数和(自身を除く): 34020840

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 447641, 895282, 1342923, 1790564, 2685846, 3581128, 5371692, 7162256, 10743384, 21486768]

約数ペア:

[(1, 21486768), (2, 10743384), (3, 7162256), (4, 5371692), (6, 3581128), (8, 2685846), (12, 1790564), (16, 1342923), (24, 895282), (48, 447641)]