21807104

素因数分解:

$2^{14}\times {\mathrm{11}}^3$

素因数の和:61

約数の個数: 60

約数和(自身を含む): 47970888

約数和(自身を除く): 26163784

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 121, 128, 176, 242, 256, 352, 484, 512, 704, 968, 1024, 1331, 1408, 1936, 2048, 2662, 2816, 3872, 4096, 5324, 5632, 7744, 8192, 10648, 11264, 15488, 16384, 21296, 22528, 30976, 42592, 45056, 61952, 85184, 90112, 123904, 170368, 180224, 247808, 340736, 495616, 681472, 991232, 1362944, 1982464, 2725888, 5451776, 10903552, 21807104]

約数ペア:

[(1, 21807104), (2, 10903552), (4, 5451776), (8, 2725888), (11, 1982464), (16, 1362944), (22, 991232), (32, 681472), (44, 495616), (64, 340736), (88, 247808), (121, 180224), (128, 170368), (176, 123904), (242, 90112), (256, 85184), (352, 61952), (484, 45056), (512, 42592), (704, 30976), (968, 22528), (1024, 21296), (1331, 16384), (1408, 15488), (1936, 11264), (2048, 10648), (2662, 8192), (2816, 7744), (3872, 5632), (4096, 5324)]