21255672

素因数分解:

$2^3\times 3^1\times {\mathrm{359}}^1\times {\mathrm{2467}}^1$

素因数の和:2835

約数の個数: 32

約数和(自身を含む): 53308800

約数和(自身を除く): 32053128

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 359, 718, 1077, 1436, 2154, 2467, 2872, 4308, 4934, 7401, 8616, 9868, 14802, 19736, 29604, 59208, 885653, 1771306, 2656959, 3542612, 5313918, 7085224, 10627836, 21255672]

約数ペア:

[(1, 21255672), (2, 10627836), (3, 7085224), (4, 5313918), (6, 3542612), (8, 2656959), (12, 1771306), (24, 885653), (359, 59208), (718, 29604), (1077, 19736), (1436, 14802), (2154, 9868), (2467, 8616), (2872, 7401), (4308, 4934)]