21779414

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{14897}}^1$

素因数の和:14959

約数の個数: 16

約数和(自身を含む): 35397648

約数和(自身を除く): 13618234

約数列:

[1, 2, 17, 34, 43, 86, 731, 1462, 14897, 29794, 253249, 506498, 640571, 1281142, 10889707, 21779414]

約数ペア:

[(1, 21779414), (2, 10889707), (17, 1281142), (34, 640571), (43, 506498), (86, 253249), (731, 29794), (1462, 14897)]