21149744

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17167}}^1$

素因数の和:17193

約数の個数: 40

約数和(自身を含む): 51091968

約数和(自身を除く): 29942224

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 17167, 34334, 68668, 120169, 137336, 188837, 240338, 274672, 377674, 480676, 755348, 961352, 1321859, 1510696, 1922704, 2643718, 3021392, 5287436, 10574872, 21149744]

約数ペア:

[(1, 21149744), (2, 10574872), (4, 5287436), (7, 3021392), (8, 2643718), (11, 1922704), (14, 1510696), (16, 1321859), (22, 961352), (28, 755348), (44, 480676), (56, 377674), (77, 274672), (88, 240338), (112, 188837), (154, 137336), (176, 120169), (308, 68668), (616, 34334), (1232, 17167)]