21321460

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{46351}}^1$

素因数の和:46383

約数の個数: 24

約数和(自身を含む): 46722816

約数和(自身を除く): 25401356

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 46351, 92702, 185404, 231755, 463510, 927020, 1066073, 2132146, 4264292, 5330365, 10660730, 21321460]

約数ペア:

[(1, 21321460), (2, 10660730), (4, 5330365), (5, 4264292), (10, 2132146), (20, 1066073), (23, 927020), (46, 463510), (92, 231755), (115, 185404), (230, 92702), (460, 46351)]