21246324

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2267}}^1$

素因数の和:2356

約数の個数: 48

約数和(自身を含む): 54867456

約数和(自身を除く): 33621132

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 71, 132, 142, 213, 284, 426, 781, 852, 1562, 2267, 2343, 3124, 4534, 4686, 6801, 9068, 9372, 13602, 24937, 27204, 49874, 74811, 99748, 149622, 160957, 299244, 321914, 482871, 643828, 965742, 1770527, 1931484, 3541054, 5311581, 7082108, 10623162, 21246324]

約数ペア:

[(1, 21246324), (2, 10623162), (3, 7082108), (4, 5311581), (6, 3541054), (11, 1931484), (12, 1770527), (22, 965742), (33, 643828), (44, 482871), (66, 321914), (71, 299244), (132, 160957), (142, 149622), (213, 99748), (284, 74811), (426, 49874), (781, 27204), (852, 24937), (1562, 13602), (2267, 9372), (2343, 9068), (3124, 6801), (4534, 4686)]