21550144

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4373}}^1$

素因数の和:4403

約数の個数: 56

約数和(自身を含む): 53327808

約数和(自身を除く): 31777664

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 154, 176, 224, 308, 352, 448, 616, 704, 1232, 2464, 4373, 4928, 8746, 17492, 30611, 34984, 48103, 61222, 69968, 96206, 122444, 139936, 192412, 244888, 279872, 336721, 384824, 489776, 673442, 769648, 979552, 1346884, 1539296, 1959104, 2693768, 3078592, 5387536, 10775072, 21550144]

約数ペア:

[(1, 21550144), (2, 10775072), (4, 5387536), (7, 3078592), (8, 2693768), (11, 1959104), (14, 1539296), (16, 1346884), (22, 979552), (28, 769648), (32, 673442), (44, 489776), (56, 384824), (64, 336721), (77, 279872), (88, 244888), (112, 192412), (154, 139936), (176, 122444), (224, 96206), (308, 69968), (352, 61222), (448, 48103), (616, 34984), (704, 30611), (1232, 17492), (2464, 8746), (4373, 4928)]