21548248

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{158443}}^1$

素因数の和:158466

約数の個数: 16

約数和(自身を含む): 42779880

約数和(自身を除く): 21231632

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 158443, 316886, 633772, 1267544, 2693531, 5387062, 10774124, 21548248]

約数ペア:

[(1, 21548248), (2, 10774124), (4, 5387062), (8, 2693531), (17, 1267544), (34, 633772), (68, 316886), (136, 158443)]