21089662

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:384

約数の個数: 32

約数和(自身を含む): 35852544

約数和(自身を除く): 14762882

約数列:

[1, 2, 11, 22, 41, 82, 103, 206, 227, 451, 454, 902, 1133, 2266, 2497, 4223, 4994, 8446, 9307, 18614, 23381, 46453, 46762, 92906, 102377, 204754, 257191, 514382, 958621, 1917242, 10544831, 21089662]

約数ペア:

[(1, 21089662), (2, 10544831), (11, 1917242), (22, 958621), (41, 514382), (82, 257191), (103, 204754), (206, 102377), (227, 92906), (451, 46762), (454, 46453), (902, 23381), (1133, 18614), (2266, 9307), (2497, 8446), (4223, 4994)]