21495803

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{5827}}^1$

素因数の和:5882

約数の個数: 16

約数和(自身を含む): 26855424

約数和(自身を除く): 5359621

約数列:

[1, 7, 17, 31, 119, 217, 527, 3689, 5827, 40789, 99059, 180637, 693413, 1264459, 3070829, 21495803]

約数ペア:

[(1, 21495803), (7, 3070829), (17, 1264459), (31, 693413), (119, 180637), (217, 99059), (527, 40789), (3689, 5827)]