21212904

素因数分解:

$2^3\times 3^1\times {\mathrm{883871}}^1$

素因数の和:883880

約数の個数: 16

約数和(自身を含む): 53032320

約数和(自身を除く): 31819416

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 883871, 1767742, 2651613, 3535484, 5303226, 7070968, 10606452, 21212904]

約数ペア:

[(1, 21212904), (2, 10606452), (3, 7070968), (4, 5303226), (6, 3535484), (8, 2651613), (12, 1767742), (24, 883871)]