21984176081

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2264309}}^1$

素因数の和:2264408

約数の個数: 16

約数和(自身を含む): 26809430400

約数和(自身を除く): 4825254319

約数列:

[1, 7, 19, 73, 133, 511, 1387, 9709, 2264309, 15850163, 43021871, 165294557, 301153097, 1157061899, 3140596583, 21984176081]

約数ペア:

[(1, 21984176081), (7, 3140596583), (19, 1157061899), (73, 301153097), (133, 165294557), (511, 43021871), (1387, 15850163), (9709, 2264309)]