21930045

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{16427}}^1$

素因数の和:16524

約数の個数: 16

約数和(自身を含む): 35484480

約数和(自身を除く): 13554435

約数列:

[1, 3, 5, 15, 89, 267, 445, 1335, 16427, 49281, 82135, 246405, 1462003, 4386009, 7310015, 21930045]

約数ペア:

[(1, 21930045), (3, 7310015), (5, 4386009), (15, 1462003), (89, 246405), (267, 82135), (445, 49281), (1335, 16427)]