21332156984

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{653}}^1\times {\mathrm{77047}}^1$

素因数の和:77759

約数の個数: 32

約数和(自身を含む): 40815407520

約数和(自身を除く): 19483250536

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 653, 1306, 2612, 5224, 34609, 69218, 77047, 138436, 154094, 276872, 308188, 616376, 4083491, 8166982, 16333964, 32667928, 50311691, 100623382, 201246764, 402493528, 2666519623, 5333039246, 10666078492, 21332156984]

約数ペア:

[(1, 21332156984), (2, 10666078492), (4, 5333039246), (8, 2666519623), (53, 402493528), (106, 201246764), (212, 100623382), (424, 50311691), (653, 32667928), (1306, 16333964), (2612, 8166982), (5224, 4083491), (34609, 616376), (69218, 308188), (77047, 276872), (138436, 154094)]