21836476

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{3343}}^1$

素因数の和:3441

約数の個数: 24

約数和(自身を含む): 40449024

約数和(自身を除く): 18612548

約数列:

[1, 2, 4, 23, 46, 71, 92, 142, 284, 1633, 3266, 3343, 6532, 6686, 13372, 76889, 153778, 237353, 307556, 474706, 949412, 5459119, 10918238, 21836476]

約数ペア:

[(1, 21836476), (2, 10918238), (4, 5459119), (23, 949412), (46, 474706), (71, 307556), (92, 237353), (142, 153778), (284, 76889), (1633, 13372), (3266, 6686), (3343, 6532)]