21346974

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{823}}^1$

素因数の和:973

約数の個数: 48

約数和(自身を含む): 50903424

約数和(自身を除く): 29556450

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 131, 198, 262, 393, 786, 823, 1179, 1441, 1646, 2358, 2469, 2882, 4323, 4938, 7407, 8646, 9053, 12969, 14814, 18106, 25938, 27159, 54318, 81477, 107813, 162954, 215626, 323439, 646878, 970317, 1185943, 1940634, 2371886, 3557829, 7115658, 10673487, 21346974]

約数ペア:

[(1, 21346974), (2, 10673487), (3, 7115658), (6, 3557829), (9, 2371886), (11, 1940634), (18, 1185943), (22, 970317), (33, 646878), (66, 323439), (99, 215626), (131, 162954), (198, 107813), (262, 81477), (393, 54318), (786, 27159), (823, 25938), (1179, 18106), (1441, 14814), (1646, 12969), (2358, 9053), (2469, 8646), (2882, 7407), (4323, 4938)]