2171782011

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{9461}}^1$

素因数の和:10131

約数の個数: 32

約数和(自身を含む): 3509872128

約数和(自身を除く): 1338090117

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 643, 1929, 4501, 9461, 10931, 13503, 28383, 32793, 66227, 76517, 160837, 198681, 229551, 482511, 1125859, 3377577, 6083423, 18250269, 42583961, 103418191, 127751883, 310254573, 723927337, 2171782011]

約数ペア:

[(1, 2171782011), (3, 723927337), (7, 310254573), (17, 127751883), (21, 103418191), (51, 42583961), (119, 18250269), (357, 6083423), (643, 3377577), (1929, 1125859), (4501, 482511), (9461, 229551), (10931, 198681), (13503, 160837), (28383, 76517), (32793, 66227)]