21854938

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1361}}^1$

素因数の和:1438

約数の個数: 32

約数和(自身を含む): 39748608

約数和(自身を除く): 17893670

約数列:

[1, 2, 7, 14, 31, 37, 62, 74, 217, 259, 434, 518, 1147, 1361, 2294, 2722, 8029, 9527, 16058, 19054, 42191, 50357, 84382, 100714, 295337, 352499, 590674, 704998, 1561067, 3122134, 10927469, 21854938]

約数ペア:

[(1, 21854938), (2, 10927469), (7, 3122134), (14, 1561067), (31, 704998), (37, 590674), (62, 352499), (74, 295337), (217, 100714), (259, 84382), (434, 50357), (518, 42191), (1147, 19054), (1361, 16058), (2294, 9527), (2722, 8029)]