21197804532

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{654011}}^1$

素因数の和:654128

約数の個数: 48

約数和(自身を含む): 51494288832

約数和(自身を除く): 30296484300

約数列:

[1, 2, 3, 4, 6, 12, 37, 73, 74, 111, 146, 148, 219, 222, 292, 438, 444, 876, 2701, 5402, 8103, 10804, 16206, 32412, 654011, 1308022, 1962033, 2616044, 3924066, 7848132, 24198407, 47742803, 48396814, 72595221, 95485606, 96793628, 143228409, 145190442, 190971212, 286456818, 290380884, 572913636, 1766483711, 3532967422, 5299451133, 7065934844, 10598902266, 21197804532]

約数ペア:

[(1, 21197804532), (2, 10598902266), (3, 7065934844), (4, 5299451133), (6, 3532967422), (12, 1766483711), (37, 572913636), (73, 290380884), (74, 286456818), (111, 190971212), (146, 145190442), (148, 143228409), (219, 96793628), (222, 95485606), (292, 72595221), (438, 48396814), (444, 47742803), (876, 24198407), (2701, 7848132), (5402, 3924066), (8103, 2616044), (10804, 1962033), (16206, 1308022), (32412, 654011)]