21164198398

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{232681}}^1$

素因数の和:232852

約数の個数: 32

約数和(自身を含む): 37191890880

約数和(自身を除く): 16027692482

約数列:

[1, 2, 7, 14, 73, 89, 146, 178, 511, 623, 1022, 1246, 6497, 12994, 45479, 90958, 232681, 465362, 1628767, 3257534, 16985713, 20708609, 33971426, 41417218, 118899991, 144960263, 237799982, 289920526, 1511728457, 3023456914, 10582099199, 21164198398]

約数ペア:

[(1, 21164198398), (2, 10582099199), (7, 3023456914), (14, 1511728457), (73, 289920526), (89, 237799982), (146, 144960263), (178, 118899991), (511, 41417218), (623, 33971426), (1022, 20708609), (1246, 16985713), (6497, 3257534), (12994, 1628767), (45479, 465362), (90958, 232681)]