21527816

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1481}}^1$

素因数の和:1589

約数の個数: 32

約数和(自身を含む): 42681600

約数和(自身を除く): 21153784

約数列:

[1, 2, 4, 8, 23, 46, 79, 92, 158, 184, 316, 632, 1481, 1817, 2962, 3634, 5924, 7268, 11848, 14536, 34063, 68126, 116999, 136252, 233998, 272504, 467996, 935992, 2690977, 5381954, 10763908, 21527816]

約数ペア:

[(1, 21527816), (2, 10763908), (4, 5381954), (8, 2690977), (23, 935992), (46, 467996), (79, 272504), (92, 233998), (158, 136252), (184, 116999), (316, 68126), (632, 34063), (1481, 14536), (1817, 11848), (2962, 7268), (3634, 5924)]