21167451356

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{2371969}}^1$

素因数の和:2372093

約数の個数: 24

約数和(自身を含む): 39052114080

約数和(自身を除く): 17884662724

約数列:

[1, 2, 4, 23, 46, 92, 97, 194, 388, 2231, 4462, 8924, 2371969, 4743938, 9487876, 54555287, 109110574, 218221148, 230080993, 460161986, 920323972, 5291862839, 10583725678, 21167451356]

約数ペア:

[(1, 21167451356), (2, 10583725678), (4, 5291862839), (23, 920323972), (46, 460161986), (92, 230080993), (97, 218221148), (194, 109110574), (388, 54555287), (2231, 9487876), (4462, 4743938), (8924, 2371969)]