21066816

素因数分解:

$2^6\times 3^1\times {\mathrm{113}}^1\times {\mathrm{971}}^1$

素因数の和:1099

約数の個数: 56

約数和(自身を含む): 56290464

約数和(自身を除く): 35223648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 113, 192, 226, 339, 452, 678, 904, 971, 1356, 1808, 1942, 2712, 2913, 3616, 3884, 5424, 5826, 7232, 7768, 10848, 11652, 15536, 21696, 23304, 31072, 46608, 62144, 93216, 109723, 186432, 219446, 329169, 438892, 658338, 877784, 1316676, 1755568, 2633352, 3511136, 5266704, 7022272, 10533408, 21066816]

約数ペア:

[(1, 21066816), (2, 10533408), (3, 7022272), (4, 5266704), (6, 3511136), (8, 2633352), (12, 1755568), (16, 1316676), (24, 877784), (32, 658338), (48, 438892), (64, 329169), (96, 219446), (113, 186432), (192, 109723), (226, 93216), (339, 62144), (452, 46608), (678, 31072), (904, 23304), (971, 21696), (1356, 15536), (1808, 11652), (1942, 10848), (2712, 7768), (2913, 7232), (3616, 5826), (3884, 5424)]