21717736

素因数分解:

$2^3\times {\mathrm{601}}^1\times {\mathrm{4517}}^1$

素因数の和:5124

約数の個数: 16

約数和(自身を含む): 40797540

約数和(自身を除く): 19079804

約数列:

[1, 2, 4, 8, 601, 1202, 2404, 4517, 4808, 9034, 18068, 36136, 2714717, 5429434, 10858868, 21717736]

約数ペア:

[(1, 21717736), (2, 10858868), (4, 5429434), (8, 2714717), (601, 36136), (1202, 18068), (2404, 9034), (4517, 4808)]