21547036678

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{7767497}}^1$

素因数の和:7767591

約数の個数: 16

約数和(自身を含む): 34487691120

約数和(自身を除く): 12940654442

約数列:

[1, 2, 19, 38, 73, 146, 1387, 2774, 7767497, 15534994, 147582443, 295164886, 567027281, 1134054562, 10773518339, 21547036678]

約数ペア:

[(1, 21547036678), (2, 10773518339), (19, 1134054562), (38, 567027281), (73, 295164886), (146, 147582443), (1387, 15534994), (2774, 7767497)]