21139936232

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{317}}^1\times {\mathrm{193859}}^1$

素因数の和:194225

約数の個数: 32

約数和(自身を含む): 40687336800

約数和(自身を除く): 19547400568

約数列:

[1, 2, 4, 8, 43, 86, 172, 317, 344, 634, 1268, 2536, 13631, 27262, 54524, 109048, 193859, 387718, 775436, 1550872, 8335937, 16671874, 33343748, 61453303, 66687496, 122906606, 245813212, 491626424, 2642492029, 5284984058, 10569968116, 21139936232]

約数ペア:

[(1, 21139936232), (2, 10569968116), (4, 5284984058), (8, 2642492029), (43, 491626424), (86, 245813212), (172, 122906606), (317, 66687496), (344, 61453303), (634, 33343748), (1268, 16671874), (2536, 8335937), (13631, 1550872), (27262, 775436), (54524, 387718), (109048, 193859)]