21255392

素因数分解:

$2^5\times {\mathrm{293}}^1\times {\mathrm{2267}}^1$

素因数の和:2570

約数の個数: 24

約数和(自身を含む): 42007896

約数和(自身を除く): 20752504

約数列:

[1, 2, 4, 8, 16, 32, 293, 586, 1172, 2267, 2344, 4534, 4688, 9068, 9376, 18136, 36272, 72544, 664231, 1328462, 2656924, 5313848, 10627696, 21255392]

約数ペア:

[(1, 21255392), (2, 10627696), (4, 5313848), (8, 2656924), (16, 1328462), (32, 664231), (293, 72544), (586, 36272), (1172, 18136), (2267, 9376), (2344, 9068), (4534, 4688)]