21131700864

素因数分解:

$2^7\times 3^1\times {\mathrm{1999}}^1\times {\mathrm{27529}}^1$

素因数の和:29545

約数の個数: 64

約数和(自身を含む): 56161200000

約数和(自身を除く): 35029499136

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 1999, 3998, 5997, 7996, 11994, 15992, 23988, 27529, 31984, 47976, 55058, 63968, 82587, 95952, 110116, 127936, 165174, 191904, 220232, 255872, 330348, 383808, 440464, 660696, 767616, 880928, 1321392, 1761856, 2642784, 3523712, 5285568, 10571136, 55030471, 110060942, 165091413, 220121884, 330182826, 440243768, 660365652, 880487536, 1320731304, 1760975072, 2641462608, 3521950144, 5282925216, 7043900288, 10565850432, 21131700864]

約数ペア:

[(1, 21131700864), (2, 10565850432), (3, 7043900288), (4, 5282925216), (6, 3521950144), (8, 2641462608), (12, 1760975072), (16, 1320731304), (24, 880487536), (32, 660365652), (48, 440243768), (64, 330182826), (96, 220121884), (128, 165091413), (192, 110060942), (384, 55030471), (1999, 10571136), (3998, 5285568), (5997, 3523712), (7996, 2642784), (11994, 1761856), (15992, 1321392), (23988, 880928), (27529, 767616), (31984, 660696), (47976, 440464), (55058, 383808), (63968, 330348), (82587, 255872), (95952, 220232), (110116, 191904), (127936, 165174)]