21143703

素因数分解:

$3^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{6029}}^1$

素因数の和:6206

約数の個数: 16

約数和(自身を含む): 32417280

約数和(自身を除く): 11273577

約数列:

[1, 3, 7, 21, 167, 501, 1169, 3507, 6029, 18087, 42203, 126609, 1006843, 3020529, 7047901, 21143703]

約数ペア:

[(1, 21143703), (3, 7047901), (7, 3020529), (21, 1006843), (167, 126609), (501, 42203), (1169, 18087), (3507, 6029)]