21383654

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{4801}}^1$

素因数の和:4951

約数の個数: 16

約数和(自身を含む): 34228656

約数和(自身を除く): 12845002

約数列:

[1, 2, 17, 34, 131, 262, 2227, 4454, 4801, 9602, 81617, 163234, 628931, 1257862, 10691827, 21383654]

約数ペア:

[(1, 21383654), (2, 10691827), (17, 1257862), (34, 628931), (131, 163234), (262, 81617), (2227, 9602), (4454, 4801)]