21080095

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{373}}^1$

素因数の和:594

約数の個数: 16

約数和(自身を含む): 25850880

約数和(自身を除く): 4770785

約数列:

[1, 5, 89, 127, 373, 445, 635, 1865, 11303, 33197, 47371, 56515, 165985, 236855, 4216019, 21080095]

約数ペア:

[(1, 21080095), (5, 4216019), (89, 236855), (127, 165985), (373, 56515), (445, 47371), (635, 33197), (1865, 11303)]