11891397

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29803}}^1$

素因数の和:29832

約数の個数: 16

約数和(自身を含む): 19074560

約数和(自身を除く): 7183163

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 29803, 89409, 208621, 566257, 625863, 1698771, 3963799, 11891397]

約数ペア:

[(1, 11891397), (3, 3963799), (7, 1698771), (19, 625863), (21, 566257), (57, 208621), (133, 89409), (399, 29803)]