21128352

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1367}}^1$

素因数の和:1410

約数の個数: 96

約数和(自身を含む): 66189312

約数和(自身を除く): 45060960

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 48, 56, 69, 84, 92, 96, 112, 138, 161, 168, 184, 224, 276, 322, 336, 368, 483, 552, 644, 672, 736, 966, 1104, 1288, 1367, 1932, 2208, 2576, 2734, 3864, 4101, 5152, 5468, 7728, 8202, 9569, 10936, 15456, 16404, 19138, 21872, 28707, 31441, 32808, 38276, 43744, 57414, 62882, 65616, 76552, 94323, 114828, 125764, 131232, 153104, 188646, 220087, 229656, 251528, 306208, 377292, 440174, 459312, 503056, 660261, 754584, 880348, 918624, 1006112, 1320522, 1509168, 1760696, 2641044, 3018336, 3521392, 5282088, 7042784, 10564176, 21128352]

約数ペア:

[(1, 21128352), (2, 10564176), (3, 7042784), (4, 5282088), (6, 3521392), (7, 3018336), (8, 2641044), (12, 1760696), (14, 1509168), (16, 1320522), (21, 1006112), (23, 918624), (24, 880348), (28, 754584), (32, 660261), (42, 503056), (46, 459312), (48, 440174), (56, 377292), (69, 306208), (84, 251528), (92, 229656), (96, 220087), (112, 188646), (138, 153104), (161, 131232), (168, 125764), (184, 114828), (224, 94323), (276, 76552), (322, 65616), (336, 62882), (368, 57414), (483, 43744), (552, 38276), (644, 32808), (672, 31441), (736, 28707), (966, 21872), (1104, 19138), (1288, 16404), (1367, 15456), (1932, 10936), (2208, 9569), (2576, 8202), (2734, 7728), (3864, 5468), (4101, 5152)]