21867670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{10463}}^1$

素因数の和:10500

約数の個数: 32

約数和(自身を含む): 45204480

約数和(自身を除く): 23336810

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 10463, 20926, 52315, 104630, 115093, 198797, 230186, 397594, 575465, 993985, 1150930, 1987970, 2186767, 4373534, 10933835, 21867670]

約数ペア:

[(1, 21867670), (2, 10933835), (5, 4373534), (10, 2186767), (11, 1987970), (19, 1150930), (22, 993985), (38, 575465), (55, 397594), (95, 230186), (110, 198797), (190, 115093), (209, 104630), (418, 52315), (1045, 20926), (2090, 10463)]