21336872

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{56747}}^1$

素因数の和:56800

約数の個数: 16

約数和(自身を含む): 40858560

約数和(自身を除く): 19521688

約数列:

[1, 2, 4, 8, 47, 94, 188, 376, 56747, 113494, 226988, 453976, 2667109, 5334218, 10668436, 21336872]

約数ペア:

[(1, 21336872), (2, 10668436), (4, 5334218), (8, 2667109), (47, 453976), (94, 226988), (188, 113494), (376, 56747)]