21015928

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{114217}}^1$

素因数の和:114246

約数の個数: 16

約数和(自身を含む): 41118480

約数和(自身を除く): 20102552

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 114217, 228434, 456868, 913736, 2626991, 5253982, 10507964, 21015928]

約数ペア:

[(1, 21015928), (2, 10507964), (4, 5253982), (8, 2626991), (23, 913736), (46, 456868), (92, 228434), (184, 114217)]