21376894

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1093}}^1$

素因数の和:1240

約数の個数: 32

約数和(自身を含む): 40329216

約数和(自身を除く): 18952322

約数列:

[1, 2, 7, 11, 14, 22, 77, 127, 154, 254, 889, 1093, 1397, 1778, 2186, 2794, 7651, 9779, 12023, 15302, 19558, 24046, 84161, 138811, 168322, 277622, 971677, 1526921, 1943354, 3053842, 10688447, 21376894]

約数ペア:

[(1, 21376894), (2, 10688447), (7, 3053842), (11, 1943354), (14, 1526921), (22, 971677), (77, 277622), (127, 168322), (154, 138811), (254, 84161), (889, 24046), (1093, 19558), (1397, 15302), (1778, 12023), (2186, 9779), (2794, 7651)]