2157112024

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{257}}^1\times {\mathrm{8009}}^1$

素因数の和:8403

約数の個数: 32

約数和(自身を含む): 4091828400

約数和(自身を除く): 1934716376

約数列:

[1, 2, 4, 8, 131, 257, 262, 514, 524, 1028, 1048, 2056, 8009, 16018, 32036, 33667, 64072, 67334, 134668, 269336, 1049179, 2058313, 2098358, 4116626, 4196716, 8233252, 8393432, 16466504, 269639003, 539278006, 1078556012, 2157112024]

約数ペア:

[(1, 2157112024), (2, 1078556012), (4, 539278006), (8, 269639003), (131, 16466504), (257, 8393432), (262, 8233252), (514, 4196716), (524, 4116626), (1028, 2098358), (1048, 2058313), (2056, 1049179), (8009, 269336), (16018, 134668), (32036, 67334), (33667, 64072)]