21692170

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127601}}^1$

素因数の和:127625

約数の個数: 16

約数和(自身を含む): 41343048

約数和(自身を除く): 19650878

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 127601, 255202, 638005, 1276010, 2169217, 4338434, 10846085, 21692170]

約数ペア:

[(1, 21692170), (2, 10846085), (5, 4338434), (10, 2169217), (17, 1276010), (34, 638005), (85, 255202), (170, 127601)]