21150340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{45979}}^1$

素因数の和:46011

約数の個数: 24

約数和(自身を含む): 46347840

約数和(自身を除く): 25197500

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 45979, 91958, 183916, 229895, 459790, 919580, 1057517, 2115034, 4230068, 5287585, 10575170, 21150340]

約数ペア:

[(1, 21150340), (2, 10575170), (4, 5287585), (5, 4230068), (10, 2115034), (20, 1057517), (23, 919580), (46, 459790), (92, 229895), (115, 183916), (230, 91958), (460, 45979)]