21000545278

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{2550467}}^1$

素因数の和:2550671

約数の個数: 16

約数和(自身を含む): 33054065280

約数和(自身を除く): 12053520002

約数列:

[1, 2, 23, 46, 179, 358, 4117, 8234, 2550467, 5100934, 58660741, 117321482, 456533593, 913067186, 10500272639, 21000545278]

約数ペア:

[(1, 21000545278), (2, 10500272639), (23, 913067186), (46, 456533593), (179, 117321482), (358, 58660741), (4117, 5100934), (8234, 2550467)]