21269034201

素因数分解:

$3^1\times {\mathrm{751}}^1\times {\mathrm{1723}}^1\times {\mathrm{5479}}^1$

素因数の和:7956

約数の個数: 16

約数和(自身を含む): 28418140160

約数和(自身を除く): 7149105959

約数列:

[1, 3, 751, 1723, 2253, 5169, 5479, 16437, 1293973, 3881919, 4114729, 9440317, 12344187, 28320951, 7089678067, 21269034201]

約数ペア:

[(1, 21269034201), (3, 7089678067), (751, 28320951), (1723, 12344187), (2253, 9440317), (5169, 4114729), (5479, 3881919), (16437, 1293973)]