21666018

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^3\times {\mathrm{2713}}^1$

素因数の和:2751

約数の個数: 32

約数和(自身を含む): 47679552

約数和(自身を除く): 26013534

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 242, 363, 726, 1331, 2662, 2713, 3993, 5426, 7986, 8139, 16278, 29843, 59686, 89529, 179058, 328273, 656546, 984819, 1969638, 3611003, 7222006, 10833009, 21666018]

約数ペア:

[(1, 21666018), (2, 10833009), (3, 7222006), (6, 3611003), (11, 1969638), (22, 984819), (33, 656546), (66, 328273), (121, 179058), (242, 89529), (363, 59686), (726, 29843), (1331, 16278), (2662, 8139), (2713, 7986), (3993, 5426)]