21160310

素因数分解:

$2^1\times 5^1\times {\mathrm{907}}^1\times {\mathrm{2333}}^1$

素因数の和:3247

約数の個数: 16

約数和(自身を含む): 38146896

約数和(自身を除く): 16986586

約数列:

[1, 2, 5, 10, 907, 1814, 2333, 4535, 4666, 9070, 11665, 23330, 2116031, 4232062, 10580155, 21160310]

約数ペア:

[(1, 21160310), (2, 10580155), (5, 4232062), (10, 2116031), (907, 23330), (1814, 11665), (2333, 9070), (4535, 4666)]