21095208

素因数分解:

$2^3\times 3^3\times {\mathrm{127}}^1\times {\mathrm{769}}^1$

素因数の和:911

約数の個数: 64

約数和(自身を含む): 59136000

約数和(自身を除く): 38040792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 127, 216, 254, 381, 508, 762, 769, 1016, 1143, 1524, 1538, 2286, 2307, 3048, 3076, 3429, 4572, 4614, 6152, 6858, 6921, 9144, 9228, 13716, 13842, 18456, 20763, 27432, 27684, 41526, 55368, 83052, 97663, 166104, 195326, 292989, 390652, 585978, 781304, 878967, 1171956, 1757934, 2343912, 2636901, 3515868, 5273802, 7031736, 10547604, 21095208]

約数ペア:

[(1, 21095208), (2, 10547604), (3, 7031736), (4, 5273802), (6, 3515868), (8, 2636901), (9, 2343912), (12, 1757934), (18, 1171956), (24, 878967), (27, 781304), (36, 585978), (54, 390652), (72, 292989), (108, 195326), (127, 166104), (216, 97663), (254, 83052), (381, 55368), (508, 41526), (762, 27684), (769, 27432), (1016, 20763), (1143, 18456), (1524, 13842), (1538, 13716), (2286, 9228), (2307, 9144), (3048, 6921), (3076, 6858), (3429, 6152), (4572, 4614)]