21774890

素因数分解:

$2^1\times 5^1\times {\mathrm{463}}^1\times {\mathrm{4703}}^1$

素因数の和:5173

約数の個数: 16

約数和(自身を含む): 39287808

約数和(自身を除く): 17512918

約数列:

[1, 2, 5, 10, 463, 926, 2315, 4630, 4703, 9406, 23515, 47030, 2177489, 4354978, 10887445, 21774890]

約数ペア:

[(1, 21774890), (2, 10887445), (5, 4354978), (10, 2177489), (463, 47030), (926, 23515), (2315, 9406), (4630, 4703)]