21752485

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{383}}^1$

素因数の和:732

約数の個数: 16

約数和(自身を含む): 26966016

約数和(自身を除く): 5213531

約数列:

[1, 5, 37, 185, 307, 383, 1535, 1915, 11359, 14171, 56795, 70855, 117581, 587905, 4350497, 21752485]

約数ペア:

[(1, 21752485), (5, 4350497), (37, 587905), (185, 117581), (307, 70855), (383, 56795), (1535, 14171), (1915, 11359)]