21324534

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{457}}^1$

素因数の和:581

約数の個数: 64

約数和(自身を含む): 53816832

約数和(自身を除く): 32492298

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 101, 154, 202, 231, 303, 457, 462, 606, 707, 914, 1111, 1371, 1414, 2121, 2222, 2742, 3199, 3333, 4242, 5027, 6398, 6666, 7777, 9597, 10054, 15081, 15554, 19194, 23331, 30162, 35189, 46157, 46662, 70378, 92314, 105567, 138471, 211134, 276942, 323099, 507727, 646198, 969297, 1015454, 1523181, 1938594, 3046362, 3554089, 7108178, 10662267, 21324534]

約数ペア:

[(1, 21324534), (2, 10662267), (3, 7108178), (6, 3554089), (7, 3046362), (11, 1938594), (14, 1523181), (21, 1015454), (22, 969297), (33, 646198), (42, 507727), (66, 323099), (77, 276942), (101, 211134), (154, 138471), (202, 105567), (231, 92314), (303, 70378), (457, 46662), (462, 46157), (606, 35189), (707, 30162), (914, 23331), (1111, 19194), (1371, 15554), (1414, 15081), (2121, 10054), (2222, 9597), (2742, 7777), (3199, 6666), (3333, 6398), (4242, 5027)]