21814884

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6659}}^1$

素因数の和:6689

約数の個数: 72

約数和(自身を含む): 67878720

約数和(自身を除く): 46063836

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 6659, 13318, 19977, 26636, 39954, 46613, 59931, 79908, 86567, 93226, 119862, 139839, 173134, 186452, 239724, 259701, 279678, 346268, 419517, 519402, 559356, 605969, 779103, 839034, 1038804, 1211938, 1558206, 1678068, 1817907, 2423876, 3116412, 3635814, 5453721, 7271628, 10907442, 21814884]

約数ペア:

[(1, 21814884), (2, 10907442), (3, 7271628), (4, 5453721), (6, 3635814), (7, 3116412), (9, 2423876), (12, 1817907), (13, 1678068), (14, 1558206), (18, 1211938), (21, 1038804), (26, 839034), (28, 779103), (36, 605969), (39, 559356), (42, 519402), (52, 419517), (63, 346268), (78, 279678), (84, 259701), (91, 239724), (117, 186452), (126, 173134), (156, 139839), (182, 119862), (234, 93226), (252, 86567), (273, 79908), (364, 59931), (468, 46613), (546, 39954), (819, 26636), (1092, 19977), (1638, 13318), (3276, 6659)]