21523968

素因数分解:

$2^9\times 3^5\times {\mathrm{173}}^1$

素因数の和:206

約数の個数: 120

約数和(自身を含む): 64792728

約数和(自身を除く): 43268760

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 173, 192, 216, 243, 256, 288, 324, 346, 384, 432, 486, 512, 519, 576, 648, 692, 768, 864, 972, 1038, 1152, 1296, 1384, 1536, 1557, 1728, 1944, 2076, 2304, 2592, 2768, 3114, 3456, 3888, 4152, 4608, 4671, 5184, 5536, 6228, 6912, 7776, 8304, 9342, 10368, 11072, 12456, 13824, 14013, 15552, 16608, 18684, 20736, 22144, 24912, 28026, 31104, 33216, 37368, 41472, 42039, 44288, 49824, 56052, 62208, 66432, 74736, 84078, 88576, 99648, 112104, 124416, 132864, 149472, 168156, 199296, 224208, 265728, 298944, 336312, 398592, 448416, 597888, 672624, 797184, 896832, 1195776, 1345248, 1793664, 2391552, 2690496, 3587328, 5380992, 7174656, 10761984, 21523968]

約数ペア:

[(1, 21523968), (2, 10761984), (3, 7174656), (4, 5380992), (6, 3587328), (8, 2690496), (9, 2391552), (12, 1793664), (16, 1345248), (18, 1195776), (24, 896832), (27, 797184), (32, 672624), (36, 597888), (48, 448416), (54, 398592), (64, 336312), (72, 298944), (81, 265728), (96, 224208), (108, 199296), (128, 168156), (144, 149472), (162, 132864), (173, 124416), (192, 112104), (216, 99648), (243, 88576), (256, 84078), (288, 74736), (324, 66432), (346, 62208), (384, 56052), (432, 49824), (486, 44288), (512, 42039), (519, 41472), (576, 37368), (648, 33216), (692, 31104), (768, 28026), (864, 24912), (972, 22144), (1038, 20736), (1152, 18684), (1296, 16608), (1384, 15552), (1536, 14013), (1557, 13824), (1728, 12456), (1944, 11072), (2076, 10368), (2304, 9342), (2592, 8304), (2768, 7776), (3114, 6912), (3456, 6228), (3888, 5536), (4152, 5184), (4608, 4671)]