21934615

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1\times {\mathrm{241}}^1$

素因数の和:522

約数の個数: 16

約数和(自身を含む): 26832960

約数和(自身を除く): 4898345

約数列:

[1, 5, 109, 167, 241, 545, 835, 1205, 18203, 26269, 40247, 91015, 131345, 201235, 4386923, 21934615]

約数ペア:

[(1, 21934615), (5, 4386923), (109, 201235), (167, 131345), (241, 91015), (545, 40247), (835, 26269), (1205, 18203)]