21283504

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{120929}}^1$

素因数の和:120948

約数の個数: 20

約数和(自身を含む): 44985960

約数和(自身を除く): 23702456

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 120929, 241858, 483716, 967432, 1330219, 1934864, 2660438, 5320876, 10641752, 21283504]

約数ペア:

[(1, 21283504), (2, 10641752), (4, 5320876), (8, 2660438), (11, 1934864), (16, 1330219), (22, 967432), (44, 483716), (88, 241858), (176, 120929)]