21885444

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{28949}}^1$

素因数の和:28969

約数の個数: 48

約数和(自身を含む): 64848000

約数和(自身を除く): 42962556

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 28949, 57898, 86847, 115796, 173694, 202643, 260541, 347388, 405286, 521082, 607929, 781623, 810572, 1042164, 1215858, 1563246, 1823787, 2431716, 3126492, 3647574, 5471361, 7295148, 10942722, 21885444]

約数ペア:

[(1, 21885444), (2, 10942722), (3, 7295148), (4, 5471361), (6, 3647574), (7, 3126492), (9, 2431716), (12, 1823787), (14, 1563246), (18, 1215858), (21, 1042164), (27, 810572), (28, 781623), (36, 607929), (42, 521082), (54, 405286), (63, 347388), (84, 260541), (108, 202643), (126, 173694), (189, 115796), (252, 86847), (378, 57898), (756, 28949)]