21155694340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{96162247}}^1$

素因数の和:96162267

約数の個数: 24

約数和(自身を含む): 48465772992

約数和(自身を除く): 27310078652

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 96162247, 192324494, 384648988, 480811235, 961622470, 1057784717, 1923244940, 2115569434, 4231138868, 5288923585, 10577847170, 21155694340]

約数ペア:

[(1, 21155694340), (2, 10577847170), (4, 5288923585), (5, 4231138868), (10, 2115569434), (11, 1923244940), (20, 1057784717), (22, 961622470), (44, 480811235), (55, 384648988), (110, 192324494), (220, 96162247)]