2129072008

素因数分解:

$2^3\times 7^1\times {\mathrm{1949}}^1\times {\mathrm{19507}}^1$

素因数の和:21469

約数の個数: 32

約数和(自身を含む): 4564872000

約数和(自身を除く): 2435799992

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1949, 3898, 7796, 13643, 15592, 19507, 27286, 39014, 54572, 78028, 109144, 136549, 156056, 273098, 546196, 1092392, 38019143, 76038286, 152076572, 266134001, 304153144, 532268002, 1064536004, 2129072008]

約数ペア:

[(1, 2129072008), (2, 1064536004), (4, 532268002), (7, 304153144), (8, 266134001), (14, 152076572), (28, 76038286), (56, 38019143), (1949, 1092392), (3898, 546196), (7796, 273098), (13643, 156056), (15592, 136549), (19507, 109144), (27286, 78028), (39014, 54572)]