2100085827

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{72101}}^1$

素因数の和:72203

約数の個数: 32

約数和(自身を含む): 3414750720

約数和(自身を除く): 1314664893

約数列:

[1, 3, 7, 19, 21, 57, 73, 133, 219, 399, 511, 1387, 1533, 4161, 9709, 29127, 72101, 216303, 504707, 1369919, 1514121, 4109757, 5263373, 9589433, 15790119, 28768299, 36843611, 100004087, 110530833, 300012261, 700028609, 2100085827]

約数ペア:

[(1, 2100085827), (3, 700028609), (7, 300012261), (19, 110530833), (21, 100004087), (57, 36843611), (73, 28768299), (133, 15790119), (219, 9589433), (399, 5263373), (511, 4109757), (1387, 1514121), (1533, 1369919), (4161, 504707), (9709, 216303), (29127, 72101)]