21120954

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{74897}}^1$

素因数の和:74949

約数の個数: 16

約数和(自身を含む): 43141248

約数和(自身を除く): 22020294

約数列:

[1, 2, 3, 6, 47, 94, 141, 282, 74897, 149794, 224691, 449382, 3520159, 7040318, 10560477, 21120954]

約数ペア:

[(1, 21120954), (2, 10560477), (3, 7040318), (6, 3520159), (47, 449382), (94, 224691), (141, 149794), (282, 74897)]