21643242

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{189853}}^1$

素因数の和:189877

約数の個数: 16

約数和(自身を含む): 45564960

約数和(自身を除く): 23921718

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 189853, 379706, 569559, 1139118, 3607207, 7214414, 10821621, 21643242]

約数ペア:

[(1, 21643242), (2, 10821621), (3, 7214414), (6, 3607207), (19, 1139118), (38, 569559), (57, 379706), (114, 189853)]