21182550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{283}}^1\times {\mathrm{499}}^1$

素因数の和:797

約数の個数: 48

約数和(自身を含む): 52824000

約数和(自身を除く): 31641450

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 283, 499, 566, 849, 998, 1415, 1497, 1698, 2495, 2830, 2994, 4245, 4990, 7075, 7485, 8490, 12475, 14150, 14970, 21225, 24950, 37425, 42450, 74850, 141217, 282434, 423651, 706085, 847302, 1412170, 2118255, 3530425, 4236510, 7060850, 10591275, 21182550]

約数ペア:

[(1, 21182550), (2, 10591275), (3, 7060850), (5, 4236510), (6, 3530425), (10, 2118255), (15, 1412170), (25, 847302), (30, 706085), (50, 423651), (75, 282434), (150, 141217), (283, 74850), (499, 42450), (566, 37425), (849, 24950), (998, 21225), (1415, 14970), (1497, 14150), (1698, 12475), (2495, 8490), (2830, 7485), (2994, 7075), (4245, 4990)]