21082818

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{1069}}^1$

素因数の和:1266

約数の個数: 32

約数和(自身を含む): 44683200

約数和(自身を除く): 23600382

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 173, 346, 519, 1038, 1069, 2138, 3207, 3287, 6414, 6574, 9861, 19722, 20311, 40622, 60933, 121866, 184937, 369874, 554811, 1109622, 3513803, 7027606, 10541409, 21082818]

約数ペア:

[(1, 21082818), (2, 10541409), (3, 7027606), (6, 3513803), (19, 1109622), (38, 554811), (57, 369874), (114, 184937), (173, 121866), (346, 60933), (519, 40622), (1038, 20311), (1069, 19722), (2138, 9861), (3207, 6574), (3287, 6414)]