21941048

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{144349}}^1$

素因数の和:144374

約数の個数: 16

約数和(自身を含む): 43305000

約数和(自身を除く): 21363952

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 144349, 288698, 577396, 1154792, 2742631, 5485262, 10970524, 21941048]

約数ペア:

[(1, 21941048), (2, 10970524), (4, 5485262), (8, 2742631), (19, 1154792), (38, 577396), (76, 288698), (152, 144349)]