21369492507

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{313}}^1\times {\mathrm{929}}^1$

素因数の和:1404

約数の個数: 64

約数和(自身を含む): 33304296960

約数和(自身を除く): 11934804453

約数列:

[1, 3, 11, 17, 33, 51, 131, 187, 313, 393, 561, 929, 939, 1441, 2227, 2787, 3443, 4323, 5321, 6681, 10219, 10329, 15793, 15963, 24497, 30657, 41003, 47379, 58531, 73491, 121699, 123009, 173723, 175593, 290777, 365097, 451033, 521169, 697051, 872331, 1338689, 1353099, 2068883, 2091153, 3198547, 4016067, 4943209, 6206649, 7667561, 9595641, 14829627, 22757713, 23002683, 38091787, 54375299, 68273139, 114275361, 163125897, 419009657, 647560379, 1257028971, 1942681137, 7123164169, 21369492507]

約数ペア:

[(1, 21369492507), (3, 7123164169), (11, 1942681137), (17, 1257028971), (33, 647560379), (51, 419009657), (131, 163125897), (187, 114275361), (313, 68273139), (393, 54375299), (561, 38091787), (929, 23002683), (939, 22757713), (1441, 14829627), (2227, 9595641), (2787, 7667561), (3443, 6206649), (4323, 4943209), (5321, 4016067), (6681, 3198547), (10219, 2091153), (10329, 2068883), (15793, 1353099), (15963, 1338689), (24497, 872331), (30657, 697051), (41003, 521169), (47379, 451033), (58531, 365097), (73491, 290777), (121699, 175593), (123009, 173723)]