20212111143

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1993}}^1\times {\mathrm{2333}}^1$

素因数の和:4365

約数の個数: 64

約数和(自身を含む): 35742689280

約数和(自身を除く): 15530578137

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 1993, 2333, 4347, 5979, 6999, 13951, 16331, 17937, 20997, 41853, 45839, 48993, 53659, 53811, 62991, 125559, 137517, 146979, 160977, 320873, 375613, 376677, 412551, 440937, 482931, 962619, 1126839, 1237653, 1448793, 2887857, 3380517, 4649669, 8663571, 10141551, 13949007, 32547683, 41847021, 97643049, 106942387, 125541063, 292929147, 320827161, 748596709, 878787441, 962481483, 2245790127, 2887444449, 6737370381, 20212111143]

約数ペア:

[(1, 20212111143), (3, 6737370381), (7, 2887444449), (9, 2245790127), (21, 962481483), (23, 878787441), (27, 748596709), (63, 320827161), (69, 292929147), (161, 125541063), (189, 106942387), (207, 97643049), (483, 41847021), (621, 32547683), (1449, 13949007), (1993, 10141551), (2333, 8663571), (4347, 4649669), (5979, 3380517), (6999, 2887857), (13951, 1448793), (16331, 1237653), (17937, 1126839), (20997, 962619), (41853, 482931), (45839, 440937), (48993, 412551), (53659, 376677), (53811, 375613), (62991, 320873), (125559, 160977), (137517, 146979)]