21795232

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:341

約数の個数: 48

約数和(自身を含む): 44900352

約数和(自身を除く): 23105120

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 127, 173, 248, 254, 346, 496, 508, 692, 992, 1016, 1384, 2032, 2768, 3937, 4064, 5363, 5536, 7874, 10726, 15748, 21452, 21971, 31496, 42904, 43942, 62992, 85808, 87884, 125984, 171616, 175768, 351536, 681101, 703072, 1362202, 2724404, 5448808, 10897616, 21795232]

約数ペア:

[(1, 21795232), (2, 10897616), (4, 5448808), (8, 2724404), (16, 1362202), (31, 703072), (32, 681101), (62, 351536), (124, 175768), (127, 171616), (173, 125984), (248, 87884), (254, 85808), (346, 62992), (496, 43942), (508, 42904), (692, 31496), (992, 21971), (1016, 21452), (1384, 15748), (2032, 10726), (2768, 7874), (3937, 5536), (4064, 5363)]