21675505

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{727}}^1$

素因数の和:888

約数の個数: 16

約数和(自身を含む): 26732160

約数和(自身を除く): 5056655

約数列:

[1, 5, 67, 89, 335, 445, 727, 3635, 5963, 29815, 48709, 64703, 243545, 323515, 4335101, 21675505]

約数ペア:

[(1, 21675505), (5, 4335101), (67, 323515), (89, 243545), (335, 64703), (445, 48709), (727, 29815), (3635, 5963)]