21000739232

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1455151}}^1$

素因数の和:1455213

約数の個数: 48

約数和(自身を含む): 46203986304

約数和(自身を除く): 25203247072

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 41, 44, 82, 88, 164, 176, 328, 352, 451, 656, 902, 1312, 1804, 3608, 7216, 14432, 1455151, 2910302, 5820604, 11641208, 16006661, 23282416, 32013322, 46564832, 59661191, 64026644, 119322382, 128053288, 238644764, 256106576, 477289528, 512213152, 656273101, 954579056, 1312546202, 1909158112, 2625092404, 5250184808, 10500369616, 21000739232]

約数ペア:

[(1, 21000739232), (2, 10500369616), (4, 5250184808), (8, 2625092404), (11, 1909158112), (16, 1312546202), (22, 954579056), (32, 656273101), (41, 512213152), (44, 477289528), (82, 256106576), (88, 238644764), (164, 128053288), (176, 119322382), (328, 64026644), (352, 59661191), (451, 46564832), (656, 32013322), (902, 23282416), (1312, 16006661), (1804, 11641208), (3608, 5820604), (7216, 2910302), (14432, 1455151)]