21442938699

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{757}}^1$

素因数の和:969

約数の個数: 128

約数和(自身を含む): 38250741760

約数和(自身を除く): 16807803061

約数列:

[1, 3, 7, 13, 19, 21, 39, 43, 57, 91, 127, 129, 133, 247, 273, 301, 381, 399, 559, 741, 757, 817, 889, 903, 1651, 1677, 1729, 2271, 2413, 2451, 2667, 3913, 4953, 5187, 5299, 5461, 5719, 7239, 9841, 10621, 11557, 11739, 14383, 15897, 16383, 16891, 17157, 29523, 31369, 31863, 32551, 34671, 38227, 43149, 50673, 68887, 70993, 74347, 94107, 96139, 97653, 100681, 103759, 114681, 186979, 206661, 212979, 219583, 223041, 227857, 288417, 302043, 311277, 423163, 496951, 560937, 618469, 658749, 672973, 683571, 726313, 1249807, 1269489, 1308853, 1348867, 1490853, 1826641, 1855407, 2018919, 2178939, 2962141, 3749421, 3926559, 4046601, 4133977, 4329283, 5479923, 8040097, 8748649, 8886423, 9442069, 12401931, 12786487, 12987849, 23746333, 24120291, 26245947, 28326207, 28937839, 38359461, 53741701, 56280679, 71238999, 78545563, 86813517, 161225103, 166224331, 168842037, 235636689, 376191907, 498672993, 549818941, 1021092319, 1128575721, 1649456823, 3063276957, 7147646233, 21442938699]

約数ペア:

[(1, 21442938699), (3, 7147646233), (7, 3063276957), (13, 1649456823), (19, 1128575721), (21, 1021092319), (39, 549818941), (43, 498672993), (57, 376191907), (91, 235636689), (127, 168842037), (129, 166224331), (133, 161225103), (247, 86813517), (273, 78545563), (301, 71238999), (381, 56280679), (399, 53741701), (559, 38359461), (741, 28937839), (757, 28326207), (817, 26245947), (889, 24120291), (903, 23746333), (1651, 12987849), (1677, 12786487), (1729, 12401931), (2271, 9442069), (2413, 8886423), (2451, 8748649), (2667, 8040097), (3913, 5479923), (4953, 4329283), (5187, 4133977), (5299, 4046601), (5461, 3926559), (5719, 3749421), (7239, 2962141), (9841, 2178939), (10621, 2018919), (11557, 1855407), (11739, 1826641), (14383, 1490853), (15897, 1348867), (16383, 1308853), (16891, 1269489), (17157, 1249807), (29523, 726313), (31369, 683571), (31863, 672973), (32551, 658749), (34671, 618469), (38227, 560937), (43149, 496951), (50673, 423163), (68887, 311277), (70993, 302043), (74347, 288417), (94107, 227857), (96139, 223041), (97653, 219583), (100681, 212979), (103759, 206661), (114681, 186979)]