21115012

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{6203}}^1$

素因数の和:6267

約数の個数: 24

約数和(自身を含む): 39606336

約数和(自身を除く): 18491324

約数列:

[1, 2, 4, 23, 37, 46, 74, 92, 148, 851, 1702, 3404, 6203, 12406, 24812, 142669, 229511, 285338, 459022, 570676, 918044, 5278753, 10557506, 21115012]

約数ペア:

[(1, 21115012), (2, 10557506), (4, 5278753), (23, 918044), (37, 570676), (46, 459022), (74, 285338), (92, 229511), (148, 142669), (851, 24812), (1702, 12406), (3404, 6203)]