21848265

素因数分解:

$3^3\times 5^1\times {\mathrm{161839}}^1$

素因数の和:161853

約数の個数: 16

約数和(自身を含む): 38841600

約数和(自身を除く): 16993335

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 161839, 485517, 809195, 1456551, 2427585, 4369653, 7282755, 21848265]

約数ペア:

[(1, 21848265), (3, 7282755), (5, 4369653), (9, 2427585), (15, 1456551), (27, 809195), (45, 485517), (135, 161839)]