20996839889277

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{5419}}^1\times {\mathrm{105373}}^1$

素因数の和:110922

約数の個数: 64

約数和(自身を含む): 34212796600320

約数和(自身を除く): 13215956711043

約数列:

[1, 3, 7, 17, 21, 51, 103, 119, 309, 357, 721, 1751, 2163, 5253, 5419, 12257, 16257, 36771, 37933, 92123, 105373, 113799, 276369, 316119, 558157, 644861, 737611, 1674471, 1791341, 1934583, 2212833, 3907099, 5374023, 9488669, 10853419, 11721297, 12539387, 28466007, 32560257, 37618161, 66420683, 75973933, 184508123, 199262049, 227921799, 553524369, 571016287, 1291556861, 1713048861, 3874670583, 3997114009, 9707276879, 11991342027, 29121830637, 58814677561, 67950938153, 176444032683, 203852814459, 411702742927, 999849518537, 1235108228781, 2999548555611, 6998946629759, 20996839889277]

約数ペア:

[(1, 20996839889277), (3, 6998946629759), (7, 2999548555611), (17, 1235108228781), (21, 999849518537), (51, 411702742927), (103, 203852814459), (119, 176444032683), (309, 67950938153), (357, 58814677561), (721, 29121830637), (1751, 11991342027), (2163, 9707276879), (5253, 3997114009), (5419, 3874670583), (12257, 1713048861), (16257, 1291556861), (36771, 571016287), (37933, 553524369), (92123, 227921799), (105373, 199262049), (113799, 184508123), (276369, 75973933), (316119, 66420683), (558157, 37618161), (644861, 32560257), (737611, 28466007), (1674471, 12539387), (1791341, 11721297), (1934583, 10853419), (2212833, 9488669), (3907099, 5374023)]