21243676388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{1294399}}^1$

素因数の和:1294787

約数の個数: 24

約数和(自身を含む): 40664870400

約数和(自身を除く): 19421194012

約数列:

[1, 2, 4, 11, 22, 44, 373, 746, 1492, 4103, 8206, 16412, 1294399, 2588798, 5177596, 14238389, 28476778, 56953556, 482810827, 965621654, 1931243308, 5310919097, 10621838194, 21243676388]

約数ペア:

[(1, 21243676388), (2, 10621838194), (4, 5310919097), (11, 1931243308), (22, 965621654), (44, 482810827), (373, 56953556), (746, 28476778), (1492, 14238389), (4103, 5177596), (8206, 2588798), (16412, 1294399)]