21214992

素因数分解:

$2^4\times 3^1\times {\mathrm{199}}^1\times {\mathrm{2221}}^1$

素因数の和:2431

約数の個数: 40

約数和(自身を含む): 55105600

約数和(自身を除く): 33890608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 199, 398, 597, 796, 1194, 1592, 2221, 2388, 3184, 4442, 4776, 6663, 8884, 9552, 13326, 17768, 26652, 35536, 53304, 106608, 441979, 883958, 1325937, 1767916, 2651874, 3535832, 5303748, 7071664, 10607496, 21214992]

約数ペア:

[(1, 21214992), (2, 10607496), (3, 7071664), (4, 5303748), (6, 3535832), (8, 2651874), (12, 1767916), (16, 1325937), (24, 883958), (48, 441979), (199, 106608), (398, 53304), (597, 35536), (796, 26652), (1194, 17768), (1592, 13326), (2221, 9552), (2388, 8884), (3184, 6663), (4442, 4776)]