21675374

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1493}}^1$

素因数の和:1580

約数の個数: 32

約数和(自身を含む): 40015296

約数和(自身を除く): 18339922

約数列:

[1, 2, 7, 14, 17, 34, 61, 119, 122, 238, 427, 854, 1037, 1493, 2074, 2986, 7259, 10451, 14518, 20902, 25381, 50762, 91073, 177667, 182146, 355334, 637511, 1275022, 1548241, 3096482, 10837687, 21675374]

約数ペア:

[(1, 21675374), (2, 10837687), (7, 3096482), (14, 1548241), (17, 1275022), (34, 637511), (61, 355334), (119, 182146), (122, 177667), (238, 91073), (427, 50762), (854, 25381), (1037, 20902), (1493, 14518), (2074, 10451), (2986, 7259)]