21047796

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2531}}^1$

素因数の和:2562

約数の個数: 96

約数和(自身を含む): 68060160

約数和(自身を除く): 47012364

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 54, 63, 66, 77, 84, 99, 108, 126, 132, 154, 189, 198, 231, 252, 297, 308, 378, 396, 462, 594, 693, 756, 924, 1188, 1386, 2079, 2531, 2772, 4158, 5062, 7593, 8316, 10124, 15186, 17717, 22779, 27841, 30372, 35434, 45558, 53151, 55682, 68337, 70868, 83523, 91116, 106302, 111364, 136674, 159453, 167046, 194887, 212604, 250569, 273348, 318906, 334092, 389774, 478359, 501138, 584661, 637812, 751707, 779548, 956718, 1002276, 1169322, 1503414, 1753983, 1913436, 2338644, 3006828, 3507966, 5261949, 7015932, 10523898, 21047796]

約数ペア:

[(1, 21047796), (2, 10523898), (3, 7015932), (4, 5261949), (6, 3507966), (7, 3006828), (9, 2338644), (11, 1913436), (12, 1753983), (14, 1503414), (18, 1169322), (21, 1002276), (22, 956718), (27, 779548), (28, 751707), (33, 637812), (36, 584661), (42, 501138), (44, 478359), (54, 389774), (63, 334092), (66, 318906), (77, 273348), (84, 250569), (99, 212604), (108, 194887), (126, 167046), (132, 159453), (154, 136674), (189, 111364), (198, 106302), (231, 91116), (252, 83523), (297, 70868), (308, 68337), (378, 55682), (396, 53151), (462, 45558), (594, 35434), (693, 30372), (756, 27841), (924, 22779), (1188, 17717), (1386, 15186), (2079, 10124), (2531, 8316), (2772, 7593), (4158, 5062)]