21942144

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{907}}^1$

素因数の和:937

約数の個数: 128

約数和(自身を含む): 74092800

約数和(自身を除く): 52150656

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 112, 126, 128, 144, 168, 189, 192, 216, 224, 252, 288, 336, 378, 384, 432, 448, 504, 576, 672, 756, 864, 896, 907, 1008, 1152, 1344, 1512, 1728, 1814, 2016, 2688, 2721, 3024, 3456, 3628, 4032, 5442, 6048, 6349, 7256, 8064, 8163, 10884, 12096, 12698, 14512, 16326, 19047, 21768, 24192, 24489, 25396, 29024, 32652, 38094, 43536, 48978, 50792, 57141, 58048, 65304, 76188, 87072, 97956, 101584, 114282, 116096, 130608, 152376, 171423, 174144, 195912, 203168, 228564, 261216, 304752, 342846, 348288, 391824, 406336, 457128, 522432, 609504, 685692, 783648, 812672, 914256, 1044864, 1219008, 1371384, 1567296, 1828512, 2438016, 2742768, 3134592, 3657024, 5485536, 7314048, 10971072, 21942144]

約数ペア:

[(1, 21942144), (2, 10971072), (3, 7314048), (4, 5485536), (6, 3657024), (7, 3134592), (8, 2742768), (9, 2438016), (12, 1828512), (14, 1567296), (16, 1371384), (18, 1219008), (21, 1044864), (24, 914256), (27, 812672), (28, 783648), (32, 685692), (36, 609504), (42, 522432), (48, 457128), (54, 406336), (56, 391824), (63, 348288), (64, 342846), (72, 304752), (84, 261216), (96, 228564), (108, 203168), (112, 195912), (126, 174144), (128, 171423), (144, 152376), (168, 130608), (189, 116096), (192, 114282), (216, 101584), (224, 97956), (252, 87072), (288, 76188), (336, 65304), (378, 58048), (384, 57141), (432, 50792), (448, 48978), (504, 43536), (576, 38094), (672, 32652), (756, 29024), (864, 25396), (896, 24489), (907, 24192), (1008, 21768), (1152, 19047), (1344, 16326), (1512, 14512), (1728, 12698), (1814, 12096), (2016, 10884), (2688, 8163), (2721, 8064), (3024, 7256), (3456, 6349), (3628, 6048), (4032, 5442)]