16940931

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{21803}}^1$

素因数の和:21850

約数の個数: 16

約数和(自身を含む): 26513664

約数和(自身を除く): 9572733

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 21803, 65409, 152621, 457863, 806711, 2420133, 5646977, 16940931]

約数ペア:

[(1, 16940931), (3, 5646977), (7, 2420133), (21, 806711), (37, 457863), (111, 152621), (259, 65409), (777, 21803)]