21961729

素因数分解:

${\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:312

約数の個数: 16

約数和(自身を含む): 23500800

約数和(自身を除く): 1539071

約数列:

[1, 29, 67, 89, 127, 1943, 2581, 3683, 5963, 8509, 11303, 172927, 246761, 327787, 757301, 21961729]

約数ペア:

[(1, 21961729), (29, 757301), (67, 327787), (89, 246761), (127, 172927), (1943, 11303), (2581, 8509), (3683, 5963)]