21921732

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:398

約数の個数: 96

約数和(自身を含む): 65802240

約数和(自身を除く): 43880508

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 107, 108, 126, 189, 214, 252, 271, 321, 378, 428, 542, 642, 749, 756, 813, 963, 1084, 1284, 1498, 1626, 1897, 1926, 2247, 2439, 2889, 2996, 3252, 3794, 3852, 4494, 4878, 5691, 5778, 6741, 7317, 7588, 8988, 9756, 11382, 11556, 13482, 14634, 17073, 20223, 22764, 26964, 28997, 29268, 34146, 40446, 51219, 57994, 68292, 80892, 86991, 102438, 115988, 173982, 202979, 204876, 260973, 347964, 405958, 521946, 608937, 782919, 811916, 1043892, 1217874, 1565838, 1826811, 2435748, 3131676, 3653622, 5480433, 7307244, 10960866, 21921732]

約数ペア:

[(1, 21921732), (2, 10960866), (3, 7307244), (4, 5480433), (6, 3653622), (7, 3131676), (9, 2435748), (12, 1826811), (14, 1565838), (18, 1217874), (21, 1043892), (27, 811916), (28, 782919), (36, 608937), (42, 521946), (54, 405958), (63, 347964), (84, 260973), (107, 204876), (108, 202979), (126, 173982), (189, 115988), (214, 102438), (252, 86991), (271, 80892), (321, 68292), (378, 57994), (428, 51219), (542, 40446), (642, 34146), (749, 29268), (756, 28997), (813, 26964), (963, 22764), (1084, 20223), (1284, 17073), (1498, 14634), (1626, 13482), (1897, 11556), (1926, 11382), (2247, 9756), (2439, 8988), (2889, 7588), (2996, 7317), (3252, 6741), (3794, 5778), (3852, 5691), (4494, 4878)]