21886144

素因数分解:

$2^6\times 7^3\times {\mathrm{997}}^1$

素因数の和:1030

約数の個数: 56

約数和(自身を含む): 50698400

約数和(自身を除く): 28812256

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 343, 392, 448, 686, 784, 997, 1372, 1568, 1994, 2744, 3136, 3988, 5488, 6979, 7976, 10976, 13958, 15952, 21952, 27916, 31904, 48853, 55832, 63808, 97706, 111664, 195412, 223328, 341971, 390824, 446656, 683942, 781648, 1367884, 1563296, 2735768, 3126592, 5471536, 10943072, 21886144]

約数ペア:

[(1, 21886144), (2, 10943072), (4, 5471536), (7, 3126592), (8, 2735768), (14, 1563296), (16, 1367884), (28, 781648), (32, 683942), (49, 446656), (56, 390824), (64, 341971), (98, 223328), (112, 195412), (196, 111664), (224, 97706), (343, 63808), (392, 55832), (448, 48853), (686, 31904), (784, 27916), (997, 21952), (1372, 15952), (1568, 13958), (1994, 10976), (2744, 7976), (3136, 6979), (3988, 5488)]