21589502

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{42667}}^1$

素因数の和:42703

約数の個数: 16

約数和(自身を含む): 36865152

約数和(自身を除く): 15275650

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 42667, 85334, 469337, 938674, 981341, 1962682, 10794751, 21589502]

約数ペア:

[(1, 21589502), (2, 10794751), (11, 1962682), (22, 981341), (23, 938674), (46, 469337), (253, 85334), (506, 42667)]