21158784

素因数分解:

$2^7\times 3^2\times {\mathrm{18367}}^1$

素因数の和:18387

約数の個数: 48

約数和(自身を含む): 60889920

約数和(自身を除く): 39731136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 384, 576, 1152, 18367, 36734, 55101, 73468, 110202, 146936, 165303, 220404, 293872, 330606, 440808, 587744, 661212, 881616, 1175488, 1322424, 1763232, 2350976, 2644848, 3526464, 5289696, 7052928, 10579392, 21158784]

約数ペア:

[(1, 21158784), (2, 10579392), (3, 7052928), (4, 5289696), (6, 3526464), (8, 2644848), (9, 2350976), (12, 1763232), (16, 1322424), (18, 1175488), (24, 881616), (32, 661212), (36, 587744), (48, 440808), (64, 330606), (72, 293872), (96, 220404), (128, 165303), (144, 146936), (192, 110202), (288, 73468), (384, 55101), (576, 36734), (1152, 18367)]