21797066

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{5569}}^1$

素因数の和:5693

約数の個数: 16

約数和(自身を含む): 34756800

約数和(自身を除く): 12959734

約数列:

[1, 2, 19, 38, 103, 206, 1957, 3914, 5569, 11138, 105811, 211622, 573607, 1147214, 10898533, 21797066]

約数ペア:

[(1, 21797066), (2, 10898533), (19, 1147214), (38, 573607), (103, 211622), (206, 105811), (1957, 11138), (3914, 5569)]