21276196

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{823}}^1$

素因数の和:1131

約数の個数: 24

約数和(自身を含む): 39037824

約数和(自身を除く): 17761628

約数列:

[1, 2, 4, 23, 46, 92, 281, 562, 823, 1124, 1646, 3292, 6463, 12926, 18929, 25852, 37858, 75716, 231263, 462526, 925052, 5319049, 10638098, 21276196]

約数ペア:

[(1, 21276196), (2, 10638098), (4, 5319049), (23, 925052), (46, 462526), (92, 231263), (281, 75716), (562, 37858), (823, 25852), (1124, 18929), (1646, 12926), (3292, 6463)]