21921088

素因数分解:

$2^6\times 7^1\times {\mathrm{167}}^1\times {\mathrm{293}}^1$

素因数の和:479

約数の個数: 56

約数和(自身を含む): 50182272

約数和(自身を除く): 28261184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 167, 224, 293, 334, 448, 586, 668, 1169, 1172, 1336, 2051, 2338, 2344, 2672, 4102, 4676, 4688, 5344, 8204, 9352, 9376, 10688, 16408, 18704, 18752, 32816, 37408, 48931, 65632, 74816, 97862, 131264, 195724, 342517, 391448, 685034, 782896, 1370068, 1565792, 2740136, 3131584, 5480272, 10960544, 21921088]

約数ペア:

[(1, 21921088), (2, 10960544), (4, 5480272), (7, 3131584), (8, 2740136), (14, 1565792), (16, 1370068), (28, 782896), (32, 685034), (56, 391448), (64, 342517), (112, 195724), (167, 131264), (224, 97862), (293, 74816), (334, 65632), (448, 48931), (586, 37408), (668, 32816), (1169, 18752), (1172, 18704), (1336, 16408), (2051, 10688), (2338, 9376), (2344, 9352), (2672, 8204), (4102, 5344), (4676, 4688)]