21293886

素因数分解:

$2^1\times 3^1\times {\mathrm{349}}^1\times {\mathrm{10169}}^1$

素因数の和:10523

約数の個数: 16

約数和(自身を含む): 42714000

約数和(自身を除く): 21420114

約数列:

[1, 2, 3, 6, 349, 698, 1047, 2094, 10169, 20338, 30507, 61014, 3548981, 7097962, 10646943, 21293886]

約数ペア:

[(1, 21293886), (2, 10646943), (3, 7097962), (6, 3548981), (349, 61014), (698, 30507), (1047, 20338), (2094, 10169)]