21741152

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:351

約数の個数: 48

約数和(自身を含む): 44643312

約数和(自身を除く): 22902160

約数列:

[1, 2, 4, 8, 16, 32, 41, 73, 82, 146, 164, 227, 292, 328, 454, 584, 656, 908, 1168, 1312, 1816, 2336, 2993, 3632, 5986, 7264, 9307, 11972, 16571, 18614, 23944, 33142, 37228, 47888, 66284, 74456, 95776, 132568, 148912, 265136, 297824, 530272, 679411, 1358822, 2717644, 5435288, 10870576, 21741152]

約数ペア:

[(1, 21741152), (2, 10870576), (4, 5435288), (8, 2717644), (16, 1358822), (32, 679411), (41, 530272), (73, 297824), (82, 265136), (146, 148912), (164, 132568), (227, 95776), (292, 74456), (328, 66284), (454, 47888), (584, 37228), (656, 33142), (908, 23944), (1168, 18614), (1312, 16571), (1816, 11972), (2336, 9307), (2993, 7264), (3632, 5986)]