21976670

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{32801}}^1$

素因数の和:32875

約数の個数: 16

約数和(自身を含む): 40149648

約数和(自身を除く): 18172978

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 32801, 65602, 164005, 328010, 2197667, 4395334, 10988335, 21976670]

約数ペア:

[(1, 21976670), (2, 10988335), (5, 4395334), (10, 2197667), (67, 328010), (134, 164005), (335, 65602), (670, 32801)]